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Publication of ZA908639BpublicationCriticalpatent/ZA908639B/en
C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
C07D471/04—Ortho-condensed systems
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Chemical & Material Sciences
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Organic Chemistry
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Nitrogen Condensed Heterocyclic Rings
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Pharmaceuticals Containing Other Organic And Inorganic Compounds
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ZA908639A1989-10-301990-10-29New benzo(1,8)naphthyridine derivatives,their preparation and compositions containing them
ZA908639B
(en)