申请人:Lin Xianfeng
公开号:US20120190700A1
公开(公告)日:2012-07-26
The present invention provides compounds of formula
or pharmaceutically acceptable salts, esters or stereoisomers thereof, wherein R
1
to R
4
, A and Y have the meanings given herein, as well as methods for making those compounds and their use as medicament, in particular as medicament for the treatment of cancer.
本发明提供了以下结构的化合物或其药用盐、酯或立体异构体,其中R1至R4、A和Y具有本文中给出的含义,以及制备这些化合物的方法以及它们作为药物的用途,特别是作为治疗癌症的药物。