Ling Tong,Wensheng Yu,Joseph A. Kozlowski,Lei Chen,Oleg Selyutin,Seong Heon Kim,Michael Dwyer,Bin Hu,Bin Zhong,Dahai Wang,Jinglai Hao,Changmao Shen,Zhixin Lei,Weijun Wang
申请号：
US14761259
公开号：
US20160257697A1
申请日:
2013.12.31
申请国别(地区):
US
年份:
2016
代理人:
摘要：
Thiophene-substituted tetracyclic compounds of formula (I) and pharmaceutically acceptable salts thereof, wherein A, A′, R2, R3, R4 and R5 are as defined herein. The compositions comprising at least one thiophene-substituted tetracyclic compound, and methods of using the thiophene-substituted tetracyclic compounds for treating or preventing HCV infection in a patient are also provided.
