SUBSTITUTED PYRIDINE AND PYRIMIDINE DERIVATIVES AND THEIR USE IN TREATING VIRAL INFECTIONS
                        
                            
                                申请人:Arasappan Ashok
                            
                            
                                公开号:US20140242027A1
                            
                            
                                公开(公告)日:2014-08-28
                            
                            The present invention provides compounds of Formula (I): and tautomers, isomers, and esters of said compounds, and pharmaceutically acceptable salts, solvates, and prodrugs of said compounds, wherein each of R, R
1
, X, Y, Z, R
2
, R
3
, R
4
, R
5
, R
6
, R
7
, R
8
, R
9
, R
18
, R
19
and n is selected independently and as defined herein. Compositions comprising such compounds are also provided. The compounds of the invention are effective as inhibitors of HCV, and are useful, alone and together with other therapeutic agents, in treating or preventing diseases or disorders such as viral infections and virus-related disorders.