申请人:——
公开号:US20030166633A1
公开(公告)日:2003-09-04
Compounds of formula (I) and pharmaceutically acceptable salts thereof wherein R
1
, R
2
and R
3
represent various functional groups, and one of X
1
and X
2
is N and the other is NR
10
; and their use as pharmaceuticals.
式(I)的化合物及其药学上可接受的盐,其中R1、R2和R3代表不同的功能基团,X1和X2中的一个是N,另一个是NR10;以及它们作为药物的用途。