[{"from": "human", "value": "Could you provide a description of this molecule? [C][C@@H1][Branch1][O][C][=Branch1][C][=O][O][C][Branch1][C][C][C][N][P@][=Branch1][C][=O][Branch2][Ring2][Ring1][O][C][C@@H1][C@H1][Branch2][Ring1][O][C@@][Branch2][Ring1][Ring1][C@@H1][Branch1][Ring2][O][Ring1][Branch1][N][C][=C][C][=Branch1][C][=O][N][C][Ring1][#Branch1][=O][Branch1][C][C][F][O][O][C][=C][C][=C][C][=C][Ring1][=Branch1]"}, {"from": "gpt", "value": "The molecule is a Hepatitis C Virus Nucleotide Analog NS5B Polymerase Inhibitor. The mechanism of action of sofosbuvir is as a RNA Replicase Inhibitor."}]