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NOVEL CAMPTOTHECIN DERIVATIVES WITH ANTITUMOR EFFECT
NOVEL CAMPTOTHECIN DERIVATIVES WITH ANTITUMOR EFFECT
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机译:具有抗肿瘤作用的新型喜树碱衍生物
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摘要
The present invention relates to a novel camptothecin derivative exhibiting anticancer activity.;In the above formula, X or Y is the same as or different from each other, a hydrogen atom, a halogen atom, hydroxy, cyano, C 1 ~ C 3 alkyl or C 1 ~ C 3 alkoxy group.
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