[{"from": "human", "value": "Provide a description of this molecule. [C][N][C][=Branch1][C][=O][C][=C][Branch2][Ring2][Ring1][O][C][=C][C][=Branch1][#C][=C][Branch1][#Branch1][C][=C][Ring1][=Branch1][Ring1][=Branch2][C][C][C][Ring1][Ring1][N][Branch1][Ring2][C][C][O][S][=Branch1][C][=O][=Branch1][C][=O][C][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][F]"}, {"from": "gpt", "value": "The molecule is a non-nuceoside polymerase inhibitor with activity against hepatitis C virus (HCV). Nesbuvir binds to the palm site II pocket of HCV NS5B polymerase and inhibits viral genome replication."}]