MX9304649A - Procedimiento para producir 7-(sustituido)-9-[glicilo sustituido]-6-desmetil-6-desoxitetraciclinas. - Google Patents

Procedimiento para producir 7-(sustituido)-9-[glicilo sustituido]-6-desmetil-6-desoxitetraciclinas.

Info

Publication number
MX9304649A
MX9304649A MX9304649A MX9304649A MX9304649A MX 9304649 A MX9304649 A MX 9304649A MX 9304649 A MX9304649 A MX 9304649A MX 9304649 A MX9304649 A MX 9304649A MX 9304649 A MX9304649 A MX 9304649A
Authority
MX
Mexico
Prior art keywords
substituted
producing
glyclous
desoxitetraciclinas
desmetil
Prior art date
Application number
MX9304649A
Other languages
English (en)
Inventor
Phaik-Eng Sum
Ving J Lee
Original Assignee
American Cyanamid Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by American Cyanamid Co filed Critical American Cyanamid Co
Publication of MX9304649A publication Critical patent/MX9304649A/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D295/00—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms
    • C07D295/04—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with substituted hydrocarbon radicals attached to ring nitrogen atoms
    • C07D295/14—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with substituted hydrocarbon radicals attached to ring nitrogen atoms substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D295/145—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with substituted hydrocarbon radicals attached to ring nitrogen atoms substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals with the ring nitrogen atoms and the carbon atoms with three bonds to hetero atoms attached to the same carbon chain, which is not interrupted by carbocyclic rings
    • C07D295/15—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with substituted hydrocarbon radicals attached to ring nitrogen atoms substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals with the ring nitrogen atoms and the carbon atoms with three bonds to hetero atoms attached to the same carbon chain, which is not interrupted by carbocyclic rings to an acyclic saturated chain
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/04—Antibacterial agents
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C231/00—Preparation of carboxylic acid amides
    • C07C231/12—Preparation of carboxylic acid amides by reactions not involving the formation of carboxamide groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C237/00—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by amino groups
    • C07C237/24—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by amino groups having the carbon atom of at least one of the carboxamide groups bound to a carbon atom of a ring other than a six-membered aromatic ring of the carbon skeleton
    • C07C237/26—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by amino groups having the carbon atom of at least one of the carboxamide groups bound to a carbon atom of a ring other than a six-membered aromatic ring of the carbon skeleton of a ring being part of a condensed ring system formed by at least four rings, e.g. tetracycline
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
    • C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
    • C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D231/12—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
    • C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
    • C07D233/56—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, attached to ring carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D249/00—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
    • C07D249/02—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms not condensed with other rings
    • C07D249/08—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2603/00—Systems containing at least three condensed rings
    • C07C2603/02—Ortho- or ortho- and peri-condensed systems
    • C07C2603/40—Ortho- or ortho- and peri-condensed systems containing four condensed rings
    • C07C2603/42—Ortho- or ortho- and peri-condensed systems containing four condensed rings containing only six-membered rings
    • C07C2603/44—Naphthacenes; Hydrogenated naphthacenes
    • C07C2603/46—1,4,4a,5,5a,6,11,12a- Octahydronaphthacenes, e.g. tetracyclines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Communicable Diseases (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Oncology (AREA)
  • Veterinary Medicine (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Pyrrole Compounds (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Peptides Or Proteins (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)

Abstract

La invención provee un nuevo método para producir compuestos de la fórmula I: (Ver fórmula); en donde X y R se definen en las especificaciones. La invención también provee un método para preparar intermediarios útiles para producir los compuestos de la fórmula I. Utilizando un intermediario común, el nuevo método produce eficazmente compuestos de la fórmula I.
MX9304649A 1992-08-13 1993-08-02 Procedimiento para producir 7-(sustituido)-9-[glicilo sustituido]-6-desmetil-6-desoxitetraciclinas. MX9304649A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/928,588 US5284963A (en) 1992-08-13 1992-08-13 Method of producing 7-(substituted)-9-[(substituted glycyl)-amidol]-6-demethyl-6-deoxytetra-cyclines

Publications (1)

Publication Number Publication Date
MX9304649A true MX9304649A (es) 1994-02-28

Family

ID=25456483

Family Applications (1)

Application Number Title Priority Date Filing Date
MX9304649A MX9304649A (es) 1992-08-13 1993-08-02 Procedimiento para producir 7-(sustituido)-9-[glicilo sustituido]-6-desmetil-6-desoxitetraciclinas.

Country Status (27)

Country Link
US (1) US5284963A (es)
EP (1) EP0582790B1 (es)
JP (1) JP3590643B2 (es)
KR (1) KR100250603B1 (es)
CN (1) CN1037680C (es)
AT (1) ATE174903T1 (es)
AU (1) AU674689B2 (es)
CA (1) CA2103837C (es)
CZ (1) CZ286261B6 (es)
DE (1) DE69322708T2 (es)
DK (1) DK0582790T3 (es)
ES (1) ES2125927T3 (es)
FI (1) FI115722B (es)
GR (1) GR3029764T3 (es)
HU (1) HU222886B1 (es)
IL (3) IL119551A (es)
LV (1) LV12273B (es)
MX (1) MX9304649A (es)
NO (1) NO303574B1 (es)
NZ (1) NZ248358A (es)
PH (1) PH30150A (es)
PL (2) PL173923B1 (es)
RU (1) RU2111958C1 (es)
SG (1) SG68556A1 (es)
SK (1) SK281698B6 (es)
TW (1) TW221285B (es)
ZA (1) ZA935891B (es)

Families Citing this family (57)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5494903A (en) * 1991-10-04 1996-02-27 American Cyanamid Company 7-substituted-9-substituted amino-6-demethyl-6-deoxytetracyclines
USRE40183E1 (en) 1991-10-04 2008-03-25 Wyeth Holdings Corporation 7-Substituted-9-substituted amino-6-demethyl-6-deoxytetracyclines
SG47520A1 (en) * 1992-08-13 1998-04-17 American Cyanamid Co New method for the production of 9-amino-6-demethyl-6-deoxytetracycline
US5328902A (en) * 1992-08-13 1994-07-12 American Cyanamid Co. 7-(substituted)-9-[(substituted glycyl)amido]-6-demethyl-6-deoxytetracyclines
US5248797A (en) * 1992-08-13 1993-09-28 American Cyanamid Company Method for the production of 9-amino-6-demethyl-6-deoxytetracycline
US5442059A (en) * 1992-08-13 1995-08-15 American Cyanamid Company 9-[(substituted glycyl)amido)]-6-demethyl-6-deoxytetracyclines
US5420272A (en) * 1992-08-13 1995-05-30 American Cyanamid Company 7-(substituted)-8-(substituted)-9-](substituted glycyl)amido]-6-demethyl-6-deoxytetracyclines
US8106225B2 (en) * 1999-09-14 2012-01-31 Trustees Of Tufts College Methods of preparing substituted tetracyclines with transition metal-based chemistries
US6946118B1 (en) 1999-09-14 2005-09-20 Orapharma, Inc. Formulations for treating or preventing mucositis
CN102336680A (zh) * 1999-09-14 2012-02-01 塔夫茨大学信托人 用基于过渡金属的化学制备取代四环素的方法
WO2001098236A2 (en) * 2000-06-16 2001-12-27 Trustees Of Tufts College 7-phenyl-substituted tetracycline compounds
US20020132798A1 (en) * 2000-06-16 2002-09-19 Nelson Mark L. 7-phenyl-substituted tetracycline compounds
CZ303702B6 (cs) * 2000-07-07 2013-03-20 Trustees Of Tufts College Minocyklinové slouceniny
EP2289871A1 (en) * 2000-07-07 2011-03-02 Paratek Pharmaceuticals, Inc. 7-substituted tetracycline compounds
US7094806B2 (en) * 2000-07-07 2006-08-22 Trustees Of Tufts College 7, 8 and 9-substituted tetracycline compounds
US7553828B2 (en) * 2001-03-13 2009-06-30 Paratek Pharmaceuticals, Inc. 9-aminomethyl substituted minocycline compounds
EP1241160A1 (en) * 2001-03-13 2002-09-18 Glaxo Group Limited Tetracycline derivatives and their use as antibiotic agents
EP2301913A1 (en) * 2001-03-13 2011-03-30 Paratek Pharmaceuticals, Inc. 7,9-Substituted tetracycline compounds
WO2002072506A2 (en) * 2001-03-13 2002-09-19 Paratek Pharmaceuticals, Inc. 7-pyrollyl tetracycline compounds and methods of use thereof
EP2301550A1 (en) 2001-07-13 2011-03-30 Paratek Pharmaceuticals, Inc. Tetracycline compounds having target therapeutic activities
WO2003055441A2 (en) * 2001-08-02 2003-07-10 Paratek Pharmaceuticals, Inc. Medicaments
EP2311799A1 (en) 2002-01-08 2011-04-20 Paratek Pharmaceuticals, Inc. 4-dedimethylamino tetracycline compounds
CA2478335C (en) * 2002-03-08 2011-05-10 Paratek Pharmaceuticals, Inc. Amino-methyl substituted tetracycline compounds
CA2479877C (en) 2002-03-21 2012-08-21 Paratek Pharmaceuticals, Inc. Substituted tetracycline compounds
WO2004000223A2 (en) * 2002-06-20 2003-12-31 Orapharma, Inc. Rapidly disintegrating formulations for treating or preventing mucositis
US20060287283A1 (en) * 2003-07-09 2006-12-21 Paratek Pharmaceuticals, Inc. Prodrugs of 9-aminomethyl tetracycline compounds
EA201001081A1 (ru) 2003-07-09 2011-02-28 Пэрэтек Фамэсьютикэлс, Инк. Соединения тетрациклина, фармацевтическая композиция и способ лечения чувствительного к тетрациклину состояния у субъекта
WO2006047756A2 (en) 2004-10-25 2006-05-04 Paratek Pharmaceuticals, Inc. Substituted tetracycline compounds
US7534766B2 (en) 2004-11-05 2009-05-19 Wyeth Glucuronide metabolites and epimers thereof of tigecycline
US8088755B2 (en) * 2005-02-04 2012-01-03 Paratek Pharmaceuticals, Inc. 11a, 12-derivatives of tetracycline compounds
US20060183758A1 (en) * 2005-02-17 2006-08-17 Cb Research And Development, Inc. Method for synthesis of AZA-annelated pyrroles, thiophenes, and furans
AR057034A1 (es) * 2005-05-27 2007-11-14 Wyeth Corp Metodos para purificar tigeciclina
AR057649A1 (es) 2005-05-27 2007-12-12 Wyeth Corp Formas solidas cristalinas de tigeciclina y metodos para preparar las mismas
AR057324A1 (es) * 2005-05-27 2007-11-28 Wyeth Corp Tigeciclina y metodos para preparar 9-aminominociclina
AR057032A1 (es) * 2005-05-27 2007-11-14 Wyeth Corp Tigeciclina y metodos de preparacion
AR057033A1 (es) * 2005-05-27 2007-11-14 Wyeth Corp Tigeciclina y metodos para preparar 9-nitrominociclina
PE20070072A1 (es) * 2005-06-16 2007-02-25 Wyeth Corp Proceso de manufactura para tigeciclina como polvo reconstituible
KR20080085184A (ko) * 2005-12-22 2008-09-23 와이어쓰 티게사이클린을 사용한 위장관 감염의 치료방법
US20070244335A1 (en) * 2006-04-17 2007-10-18 Teva Pharmaceutical Industries Ltd. Isolation of tetracycline derivatives
PT2016045E (pt) 2006-04-24 2015-02-05 Teva Pharma Forma cristalina de tigeciclina e processos para a sua preparação
US8198470B2 (en) * 2006-04-24 2012-06-12 Teva Pharmaceutical Industries Ltd. Crystalline form II of tigecycline and processes for preparation thereof
JP2009537139A (ja) 2006-05-15 2009-10-29 パラテック ファーマシューティカルズ インコーポレイテッド 置換されたテトラサイクリン化合物を用いて、遺伝子または遺伝子産物の発現を制御する方法
US20070286817A1 (en) * 2006-06-07 2007-12-13 Wyeth Treating cystic fibrosis with antibiotics via a swirler delivery
US20070286818A1 (en) * 2006-06-07 2007-12-13 Wyeth Treating cystic fibrosis with antibiotics via an aerosol drug
US20080039433A1 (en) * 2006-06-15 2008-02-14 Smith Alexander D Stabilized Tetracycline Compositions
WO2008066935A2 (en) * 2006-11-29 2008-06-05 Teva Pharmaceutical Industries Ltd. Crystalline forms of tigecycline and processes for preparation thereof
US20080234504A1 (en) * 2006-11-30 2008-09-25 Evgeny Tsiperman Processes for preparation of 9-haloacetamidominocyclines
WO2008106234A1 (en) * 2007-03-01 2008-09-04 Teva Pharmaceutical Industries Ltd. Processes for purification of tigecycline
AT13157U1 (de) * 2007-04-24 2013-07-15 Teva Pharma Tigecyclin, kristalline Formen und Herstellungsverfahren dafür
US20090076153A1 (en) * 2007-09-17 2009-03-19 Protia, Llc Deuterium-enriched tigecycline
BRPI0819696B1 (pt) 2007-11-29 2018-10-23 Actelion Pharmaceuticals Ltd compostos de derivados de 2-fenil-pirimidina, composição farmacêutica e uso de um composto
RS54485B1 (en) * 2008-08-08 2016-06-30 Tetraphase Pharmaceuticals, Inc. C7-FLUORO SUBSTITUTED TETRACYCLINE UNITS
ES2627772T3 (es) 2009-05-08 2017-07-31 Tetraphase Pharmaceuticals, Inc. Compuestos de tetraciclina
NO2470500T3 (es) 2009-08-28 2018-03-03
LT2890673T (lt) 2012-08-31 2019-04-10 Tetraphase Pharmaceuticals, Inc. Tetraciklino junginiai
KR102660864B1 (ko) 2016-10-19 2024-04-25 테트라페이즈 파마슈티컬스, 인코포레이티드 에라바사이클린의 결정질 형태
US20220233555A1 (en) 2019-05-24 2022-07-28 Stichting Radboud Universitair Medisch Centrum Improved administration of glycylcyclines by inhalation

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE26271E (en) * 1967-09-26 Reductive alkylation process
US2482055A (en) * 1948-02-11 1949-09-13 American Cyanamid Co Aureomycin and preparation of same
US3007965A (en) * 1959-02-13 1961-11-07 American Cyanamid Co New tetracyclines produced by streptomyces aureofaciens
US3043875A (en) * 1959-10-22 1962-07-10 Pfizer & Co C Halogenated tetracycline derivatives and processes for their preparation
FR1430859A (es) * 1960-05-23 1966-05-25
US3338963A (en) * 1960-10-28 1967-08-29 American Cyanamid Co Tetracycline compounds
US3360557A (en) * 1963-05-10 1967-12-26 American Cyanamid Co 9-hydroxytetracyclines and a process of preparing same
USRE26253E (en) * 1963-05-17 1967-08-15 And z-alkylamino-g-deoxytetracycline
US3341585A (en) * 1966-05-06 1967-09-12 American Cyanamid Co Substituted 7-and/or 9-amino-6-deoxytetracyclines
US3360561A (en) * 1967-06-19 1967-12-26 American Cyanamid Co Nitration of tetracyclines
US3518306A (en) * 1968-02-19 1970-06-30 American Cyanamid Co 7- and/or 9-(n-nitrosoalkylamino)-6-demethyl-6-deoxytetracyclines
US4806529A (en) * 1982-11-18 1989-02-21 Trustees Of Tufts College, Tufts University Tetracycline activity enhancement
DE122006000058I1 (de) * 1991-10-04 2007-01-18 Wyeth Corp 7-Substituierte-9-substituierte Amino-6-Demethyl-6-Deoxy-Tetracycline
US5328902A (en) * 1992-08-13 1994-07-12 American Cyanamid Co. 7-(substituted)-9-[(substituted glycyl)amido]-6-demethyl-6-deoxytetracyclines

Also Published As

Publication number Publication date
HU222886B1 (hu) 2003-12-29
NO932870D0 (no) 1993-08-12
JP3590643B2 (ja) 2004-11-17
EP0582790A1 (en) 1994-02-16
HUT64941A (en) 1994-03-28
PH30150A (en) 1997-01-21
ATE174903T1 (de) 1999-01-15
SK281698B6 (sk) 2001-07-10
CZ157793A3 (en) 1994-03-16
DE69322708D1 (de) 1999-02-04
TW221285B (es) 1994-02-21
HU9302331D0 (en) 1993-10-28
US5284963A (en) 1994-02-08
PL173923B1 (pl) 1998-05-29
FI115722B (fi) 2005-06-30
GR3029764T3 (en) 1999-06-30
PL300064A1 (en) 1994-02-21
DE69322708T2 (de) 1999-04-29
IL106674A0 (en) 1993-12-08
IL106674A (en) 1998-07-15
KR940003923A (ko) 1994-03-14
DK0582790T3 (da) 1999-08-23
CA2103837A1 (en) 1994-02-14
PL173606B1 (pl) 1998-03-31
RU2111958C1 (ru) 1998-05-27
FI933566A0 (fi) 1993-08-12
FI933566A (fi) 1994-02-14
CZ286261B6 (cs) 2000-02-16
ZA935891B (en) 1994-03-09
IL119551A0 (en) 1997-02-18
NZ248358A (en) 1996-04-26
LV12273B (en) 1999-11-20
AU4460393A (en) 1994-02-17
EP0582790B1 (en) 1998-12-23
KR100250603B1 (ko) 2000-04-01
AU674689B2 (en) 1997-01-09
CN1083047A (zh) 1994-03-02
IL119551A (en) 2003-02-12
SK84993A3 (en) 1994-06-08
NO303574B1 (no) 1998-08-03
CN1037680C (zh) 1998-03-11
CA2103837C (en) 2004-10-05
SG68556A1 (en) 1999-11-16
JPH06184075A (ja) 1994-07-05
LV12273A (lv) 1999-05-20
NO932870L (no) 1994-02-14
ES2125927T3 (es) 1999-03-16

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