申请人:Hoffmann-La Roche Inc.
公开号:US08258158B2
公开(公告)日:2012-09-04
The present invention relates to compounds of formula (I)
as well as pharmaceutically acceptable salts thereof, wherein A1, A2, R1, R2, R3, R4, R5 and R6 have the significance given herein.
本发明涉及式(I)化合物及其药学上可接受的盐,其中A1、A2、R1、R2、R3、R4、R5和R6具有此处给出的含义。