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Priority claimed from US06/838,510external-prioritypatent/US4670462A/en
Application filed by American Home ProdfiledCriticalAmerican Home Prod
Publication of CS646489A2publicationCriticalpatent/CS646489A2/cs
Publication of CS274854B2publicationCriticalpatent/CS274854B2/cs
Process for production of derivatives of substituated in position 5 or 6 beta-carbolin-3-carbonic acid esther and containing thereof medical preparatives