- NOVEL PHYSIOLGICALLY ACTIVE SUBSTANCES
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The present invention relates to a compound represented by the formula (I): (wherein, R3, R6, R7 and R21 are the same as or different from one another and each represents a hydroxyl group etc.), a pharmacologically acceptable salt thereof or a hydrate of them. The compound (I) of the present invention suppresses angiogenesis, in particular, suppresses VEGF production in a hypoxic condition and is useful as a therapeutic agent for treating solid cancer.
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Page/Page column 133
(2008/06/13)
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