申请人:——
公开号:US20040106596A1
公开(公告)日:2004-06-03
The present invention provides a compound of formula I
1
or a pharmaceutically acceptable salt thereof wherein R
1
and R
2
are as defined in the specification. The compounds are useful for the treatment of viral infections.
本发明提供了化合物I1或其药学上可接受的盐,其中R1和R2如规范中所定义。这些化合物对于治疗病毒感染是有用的。