abstract |
A therapeutic composition for preventing the progression of liver damage derived from hepatitis C virus (HCV) (HCV polymerase inhibitor, HCV protease inhibitor, HCV NS5a inhibitor, interferon agent, ribavirin and anti-HIV drug) A pharmaceutical composition comprising a novel compound used in combination with at least one drug selected from the group consisting of: and a method for producing said compound. A compound of the following formula (4), a derivative thereof, or a salt thereof: [Selection figure] None |