申请人:Lin Chu-Chung
公开号:US20090111757A1
公开(公告)日:2009-04-30
Compounds of formula (I):
in which R
1
, R
2
, R
3
R
4
, and R
5
, U, X, Y, and Z are as defined herein. Also disclosed is use of these compounds, alone or in combination with other active agents, to treat hepatitis C virus infection.