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Kuhnke Joachim, Eckle Emil, Thierauch Karl Heinz, Verhallen Peter: (het)Aryl-benzimidazol derivate, deren herstellung und deren verwendung als prostazyklin-(pgi2)-mimetika, (hetero)Arylbenzimidazole derivatives, their preparation and their use as prostacyclin (pgi2) mimetics. Schering Aktiengesellschaft, Kuhnke Joachim, Eckle Emil, Thierauch Karl Heinz, Verhallen Peter, March 16, 1995: WO/1995/007263

(EN) The invention concerns benzimidazole derivatives of the formula (I) in which: R?1¿ and R?2¿ are hetero-aryl or phenyl which may be mono- or di-substituted with halogen, a straight-chain or branched-chain alkyl group with 1-6 C-atoms, perfluoroalkyl with 1-4 C-atoms, alkoxy with 1-6 C-atoms, per ...


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