JPS5498783A - Novel phthalazine derivative*its manufacture and phosphodiesterase cardiac stimulant comprising it - Google Patents
Novel phthalazine derivative*its manufacture and phosphodiesterase cardiac stimulant comprising itInfo
- Publication number
- JPS5498783A JPS5498783A JP13569778A JP13569778A JPS5498783A JP S5498783 A JPS5498783 A JP S5498783A JP 13569778 A JP13569778 A JP 13569778A JP 13569778 A JP13569778 A JP 13569778A JP S5498783 A JPS5498783 A JP S5498783A
- Authority
- JP
- Japan
- Prior art keywords
- phosphodiesterase
- manufacture
- cardiac stimulant
- phthalazine derivative
- novel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/24—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D213/36—Radicals substituted by singly-bound nitrogen atoms
- C07D213/40—Acylated substituent nitrogen atom
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P3/00—Drugs for disorders of the metabolism
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P9/00—Drugs for disorders of the cardiovascular system
- A61P9/04—Inotropic agents, i.e. stimulants of cardiac contraction; Drugs for heart failure
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D211/00—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
- C07D211/04—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D211/06—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
- C07D211/08—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms
- C07D211/18—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D211/20—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms with hydrocarbon radicals, substituted by singly bound oxygen or sulphur atoms
- C07D211/22—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms with hydrocarbon radicals, substituted by singly bound oxygen or sulphur atoms by oxygen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D211/00—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
- C07D211/04—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D211/06—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
- C07D211/08—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms
- C07D211/18—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D211/26—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms with hydrocarbon radicals, substituted by nitrogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D211/00—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
- C07D211/04—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D211/06—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
- C07D211/08—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms
- C07D211/18—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D211/26—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms with hydrocarbon radicals, substituted by nitrogen atoms
- C07D211/28—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hydrocarbon or substituted hydrocarbon radicals directly attached to ring carbon atoms with substituted hydrocarbon radicals attached to ring carbon atoms with hydrocarbon radicals, substituted by nitrogen atoms to which a second hetero atom is attached
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D211/00—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
- C07D211/04—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D211/06—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
- C07D211/36—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D211/40—Oxygen atoms
- C07D211/44—Oxygen atoms attached in position 4
- C07D211/46—Oxygen atoms attached in position 4 having a hydrogen atom as the second substituent in position 4
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/24—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D213/36—Radicals substituted by singly-bound nitrogen atoms
- C07D213/38—Radicals substituted by singly-bound nitrogen atoms having only hydrogen or hydrocarbon radicals attached to the substituent nitrogen atom
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/24—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D213/36—Radicals substituted by singly-bound nitrogen atoms
- C07D213/42—Radicals substituted by singly-bound nitrogen atoms having hetero atoms attached to the substituent nitrogen atom
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D237/00—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings
- C07D237/26—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings condensed with carbocyclic rings or ring systems
- C07D237/30—Phthalazines
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D237/00—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings
- C07D237/26—Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings condensed with carbocyclic rings or ring systems
- C07D237/30—Phthalazines
- C07D237/32—Phthalazines with oxygen atoms directly attached to carbon atoms of the nitrogen-containing ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Pharmacology & Pharmacy (AREA)
- Animal Behavior & Ethology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Veterinary Medicine (AREA)
- Cardiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Hospice & Palliative Care (AREA)
- Diabetes (AREA)
- Hematology (AREA)
- Obesity (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Hydrogenated Pyridines (AREA)
- Pyridine Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB4567077 | 1977-11-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5498783A true JPS5498783A (en) | 1979-08-03 |
| JPS5538352B2 JPS5538352B2 (en) | 1980-10-03 |
Family
ID=10438118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13569778A Granted JPS5498783A (en) | 1977-11-03 | 1978-11-02 | Novel phthalazine derivative*its manufacture and phosphodiesterase cardiac stimulant comprising it |
Country Status (20)
| Country | Link |
|---|---|
| JP (1) | JPS5498783A (en) |
| AR (3) | AR219561A1 (en) |
| AT (1) | AT365184B (en) |
| AU (1) | AU507007B2 (en) |
| BE (1) | BE871770A (en) |
| CA (1) | CA1114379A (en) |
| DE (1) | DE2847621A1 (en) |
| DK (1) | DK487978A (en) |
| ES (5) | ES474764A0 (en) |
| FI (1) | FI783326A (en) |
| FR (1) | FR2407927A1 (en) |
| IE (1) | IE47481B1 (en) |
| IL (1) | IL55844A (en) |
| IT (1) | IT1101279B (en) |
| LU (1) | LU80458A1 (en) |
| NL (1) | NL7810864A (en) |
| PH (1) | PH14659A (en) |
| PT (1) | PT68734A (en) |
| SE (1) | SE7811322L (en) |
| YU (3) | YU253678A (en) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6215356U (en) * | 1985-07-15 | 1987-01-29 | ||
| US7772188B2 (en) | 2003-01-28 | 2010-08-10 | Ironwood Pharmaceuticals, Inc. | Methods and compositions for the treatment of gastrointestinal disorders |
| CN1784395A (en) * | 2003-05-07 | 2006-06-07 | 埃科特莱茵药品有限公司 | Piperazine-alkyl-ureido derivatives |
| CN101355876B (en) | 2005-11-09 | 2012-09-05 | 康宾纳特克斯公司 | Compositions for the eye adminstration |
| US8969514B2 (en) | 2007-06-04 | 2015-03-03 | Synergy Pharmaceuticals, Inc. | Agonists of guanylate cyclase useful for the treatment of hypercholesterolemia, atherosclerosis, coronary heart disease, gallstone, obesity and other cardiovascular diseases |
| AU2008261102B2 (en) | 2007-06-04 | 2013-11-28 | Bausch Health Ireland Limited | Agonists of guanylate cyclase useful for the treatment of gastrointestinal disorders, inflammation, cancer and other disorders |
| CA2930674A1 (en) | 2008-06-04 | 2009-12-10 | Synergy Pharmaceuticals Inc. | Agonists of guanylate cyclase useful for the treatment of gastrointestinal disorders, inflammation, cancer and other disorders |
| JP2011528375A (en) | 2008-07-16 | 2011-11-17 | シナジー ファーマシューティカルズ インコーポレイテッド | Guanylate cyclase agonists useful for the treatment of gastrointestinal disorders, inflammation, cancer, and other disorders |
| US9616097B2 (en) | 2010-09-15 | 2017-04-11 | Synergy Pharmaceuticals, Inc. | Formulations of guanylate cyclase C agonists and methods of use |
| CN108676076A (en) | 2011-03-01 | 2018-10-19 | 辛纳吉制药公司 | The method for preparing guanosine cyclic mono-phosphate agonist |
| US20150119399A1 (en) | 2012-01-10 | 2015-04-30 | President And Fellows Of Harvard College | Beta-cell replication promoting compounds and methods of their use |
| EP3718557A3 (en) | 2013-02-25 | 2020-10-21 | Bausch Health Ireland Limited | Guanylate cyclase receptor agonist sp-333 for use in colonic cleansing |
| CA2905438A1 (en) | 2013-03-15 | 2014-09-25 | Synergy Pharmaceuticals Inc. | Agonists of guanylate cyclase and their uses |
| JP2016514670A (en) | 2013-03-15 | 2016-05-23 | シナジー ファーマシューティカルズ インコーポレイテッド | Guanylate cyclase receptor agonists in combination with other drugs |
| JP6606491B2 (en) | 2013-06-05 | 2019-11-13 | シナジー ファーマシューティカルズ インコーポレイテッド | Ultra high purity agonist of guanylate cyclase C, method for producing and using the same |
| NZ717739A (en) | 2013-08-09 | 2023-12-22 | Ardelyx Inc | Compounds and methods for inhibiting phosphate transport |
| US20200368223A1 (en) | 2019-05-21 | 2020-11-26 | Ardelyx, Inc. | Methods for inhibiting phosphate transport |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1293565A (en) * | 1969-05-03 | 1972-10-18 | Aspro Nicholas Ltd | Aminophthalazines and pharmaceutical compositions thereof |
-
1978
- 1978-10-24 CA CA314,085A patent/CA1114379A/en not_active Expired
- 1978-10-30 PH PH21752A patent/PH14659A/en unknown
- 1978-10-31 LU LU80458A patent/LU80458A1/en unknown
- 1978-11-01 IL IL55844A patent/IL55844A/en unknown
- 1978-11-01 NL NL7810864A patent/NL7810864A/en not_active Application Discontinuation
- 1978-11-01 SE SE7811322A patent/SE7811322L/en unknown
- 1978-11-01 FI FI783326A patent/FI783326A/en unknown
- 1978-11-01 DK DK487978A patent/DK487978A/en unknown
- 1978-11-01 YU YU02536/78A patent/YU253678A/en unknown
- 1978-11-02 JP JP13569778A patent/JPS5498783A/en active Granted
- 1978-11-02 AU AU41276/78A patent/AU507007B2/en not_active Expired
- 1978-11-02 IT IT29369/78A patent/IT1101279B/en active
- 1978-11-02 IE IE2166/78A patent/IE47481B1/en unknown
- 1978-11-02 ES ES474764A patent/ES474764A0/en active Pending
- 1978-11-02 FR FR7831063A patent/FR2407927A1/en active Granted
- 1978-11-02 AT AT0783978A patent/AT365184B/en not_active IP Right Cessation
- 1978-11-02 PT PT68734A patent/PT68734A/en unknown
- 1978-11-02 DE DE19782847621 patent/DE2847621A1/en not_active Ceased
- 1978-11-03 BE BE191543A patent/BE871770A/en unknown
- 1978-11-10 AR AR274311A patent/AR219561A1/en active
-
1979
- 1979-04-26 ES ES479992A patent/ES479992A1/en not_active Expired
- 1979-04-26 ES ES479994A patent/ES479994A1/en not_active Expired
- 1979-04-26 ES ES479993A patent/ES479993A1/en not_active Expired
- 1979-04-26 ES ES479991A patent/ES479991A1/en not_active Expired
- 1979-11-02 AR AR278750A patent/AR217578A1/en active
- 1979-11-02 AR AR278749A patent/AR217577A1/en active
-
1982
- 1982-03-23 YU YU02115/82A patent/YU211582A/en unknown
- 1982-09-23 YU YU02116/82A patent/YU211682A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IL55844A0 (en) | 1979-01-31 |
| YU211682A (en) | 1983-02-28 |
| FR2407927A1 (en) | 1979-06-01 |
| PT68734A (en) | 1978-12-01 |
| AT365184B (en) | 1981-12-28 |
| ES474764A0 (en) | 1980-08-16 |
| ES479993A1 (en) | 1980-08-16 |
| ATA783978A (en) | 1981-05-15 |
| AR217577A1 (en) | 1980-03-31 |
| AU4127678A (en) | 1979-05-17 |
| CA1114379A (en) | 1981-12-15 |
| LU80458A1 (en) | 1980-05-07 |
| IE782166L (en) | 1979-05-03 |
| FR2407927B1 (en) | 1982-07-16 |
| BE871770A (en) | 1979-05-03 |
| ES479992A1 (en) | 1980-09-01 |
| NL7810864A (en) | 1979-05-07 |
| FI783326A (en) | 1979-05-04 |
| AU507007B2 (en) | 1980-01-31 |
| DE2847621A1 (en) | 1979-05-17 |
| AR217578A1 (en) | 1980-03-31 |
| SE7811322L (en) | 1979-05-04 |
| YU253678A (en) | 1983-02-28 |
| AR219561A1 (en) | 1980-08-29 |
| IE47481B1 (en) | 1984-04-04 |
| ES479991A1 (en) | 1980-08-16 |
| IL55844A (en) | 1982-05-31 |
| IT1101279B (en) | 1985-09-28 |
| DK487978A (en) | 1979-05-04 |
| IT7829369A0 (en) | 1978-11-02 |
| JPS5538352B2 (en) | 1980-10-03 |
| ES479994A1 (en) | 1980-08-16 |
| YU211582A (en) | 1983-02-28 |
| PH14659A (en) | 1981-10-20 |
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