The invention is directed to pyrro[1,2-b]pyridazinone compounds of Formula I and pharmaceutical compositions containing such compounds that are useful in treating infections by hepatitis C virus:
wherein R4 is selected from
Ring A is 5 or 6- membered aryl or heterocyclyl, and the remaining substituents are defined herein.
本发明涉及式I的
吡咯[1,2-b]
吡啶嗪化合物和含有这种化合物的药物组合物,其在治疗丙型肝炎病毒感染方面是有用的:其中R4被选择自环A是5或6-成员芳基或杂环基,并且其余取代基在此处定义。