The invention relates to compounds having the following formula (I), in which: Ra represents a sugar moiety, an arylamino group, or an alkyl group comprising at least one amino group, Rb represents an halogen atom, an halogenoalkyl group, a nitro group, or a group -NR(COR') in which R and R', independently from each other, represent an alkyl group, R1 represents H, or a protecting group for COOH group, R2, R3, and R4, independently from each other, represent H, or a protecting group for OH group. The invention also relates to the use of such compounds in pharmaceutical compositions for the treatment of cancers.
该发明涉及具有以下式(I)的化合物,其中:Ra代表糖基,芳基
氨基或至少含有一个
氨基的烷基基团,Rb代表卤素原子,卤代烷基团,硝基或-NR(COR')基团,其中R和R'各自独立地代表烷基基团,R1代表H或COOH基团的保护基团,R2、R3和R4各自独立地代表H或OH基团的保护基团。该发明还涉及在药物组合物中使用这种化合物治疗癌症的用途。