[EN] HETEROCYCLIC ANTIVIRAL COMPOUNDS<br/>[FR] COMPOSÉS ANTIVIRAUX HÉTÉROCYCLIQUES
                        
                            
                                申请人:HOFFMANN LA ROCHE
                            
                            
                                公开号:WO2012004212A1
                            
                            
                                公开(公告)日:2012-01-12
                            
                            Compounds having the formula I wherein R1, R2, R3 and X 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.