The invention relates to compounds of the formula (1) and to pharmaceutically acceptable salts, prodrugs and solvates thereof, wherein R1, R2, R3 and R5 are as defined herein, and wherein the compound of formula (1) optionally further comprises a hydroxy substituent or an 0-glucuronic acid. The invention also relates to methods of treating abnormal cell growth in mammals by administering the compounds of formula (1) and to pharmaceutical compositions for treating such disorders which contain the compounds of formula (1). The invention also relates to methods of preparing the compounds of formula (1).
本发明涉及公式(1)的化合物以及其药学上可接受的盐、前药和溶剂化物,其中R1、R2、R3和R5如本文所定义,化合物公式(1)还可以进一步包含一个羟基取代基或0-
葡萄糖醛酸。本发明还涉及通过给予公式(1)的化合物来治疗哺乳动物中的异常细胞生长的方法,以及包含公式(1)的化合物的用于治疗此类疾病的制药组合物。本发明还涉及制备公式(1)的化合物的方法。