申请人:——
公开号:US20030195159A1
公开(公告)日:2003-10-16
A compound selected from the group consisting of a compound of formula I
1
a compound of formula II
2
and when the compound of formula I and II comprises an amino group pharmaceutically acceptable ammonium salts thereof, wherein R
1
, R
2
, Cx, n, R
3
, R
4
, R
5
, Y are as defined in the specification.
从以下组合中选择一个化合物:化合物I的公式,化合物II的公式,当化合物I和II包含氨基时,其药学上可接受的铵盐,其中R1,R2,Cx,n,R3,R4,R5,Y的定义如规范中所述。