申请人:Avolio Salvatore
                            
                            
                                公开号:US20110306573A1
                            
                            
                                公开(公告)日:2011-12-15
                            
                            Compounds of structural formula (I): and pharmaceutically acceptable salts thereof; wherein R
1
; R
2
; R
3
; Q
1
and Q
2
are as defined herein, processes for their preparation; pharmaceutical compositions containing them and their use in medicine, in particular the treatment or prevention of HCV infections, are disclosed.
                            结构式(I)的化合物及其药用盐;其中R1、R2、R3、Q1和Q2如本文所定义,其制备方法;含有它们的药物组合物以及它们在医学中的应用,特别是用于治疗或预防HCV感染,已被披露。