申请人:HOFFMANN LA ROCHE
                            
                            
                                公开号:WO2010149598A2
                            
                            
                                公开(公告)日:2010-12-29
                            
                            Compounds having the formula I wherein R1, R2, R3, R4, and R5 are as defined herein are Hepatitis C virus NS5b polymerase inhibitors. Also disclosed are compositions and methods for treating an HCV infection and inhibiting HCV replication.