| abstract |
Disclosed is a compound represented by the general formula [I] shown below, a pharmaceutically acceptable salt thereof, or a solvate of the compound or the salt. Also disclosed are an anti-HCV agent and an HCV polymerase inhibitor each comprising the compound. The compound has an HCV polymerase inhibitory activity and therefore has an anti-HCV activity. Therefore, the compound is useful as a therapeutic or prophylactic agent for hepatitis C, wherein each symbol is as defined in the description. |