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Publication of NL127324CpublicationCriticalpatent/NL127324C/xx
C07D519/00—Heterocyclic compounds containing more than one system of two or more relevant hetero rings condensed among themselves or condensed with a common carbocyclic ring system not provided for in groups C07D453/00 or C07D455/00
C07D519/04—Dimeric indole alkaloids, e.g. vincaleucoblastine