BENZIDINE DERIVATIVE, METHOD FOR PREPARING SAME, AND PHARMACEUTICAL COMPOSITION CONTAINING BENZIDINE DERIVATIVE FOR TREATING LIVER DISEASE CAUSED BY HEPATITIS C VIRUS

摘要

The present invention relates to a compound having the antiviral activity against C-type virus, an optical isomer thereof, a pharmaceutically acceptable salt thereof, a method for preparing the same, and a pharmaceutical composition containing the same as an active ingredient for preventing or treating liver disease caused by hepatitis C virus. The benzidine derivative according to the present invention has excellent antiviral activity against hepatitis C virus and exhibits excellent medicinal activity in the living body, and thus the pharmaceutical composition containing the same as an active ingredient can be useful as a pharmaceutical composition for preventing or treating liver disease, such as acute hepatitis C, chronic hepatitis C, cirrhosis, or hepatocellular carcinoma, caused by C-type virus.