[{"from": "human", "value": "Describe this molecule. [C][C][=C][Branch1][Branch2][C][=C][C][=C][Ring1][=Branch1][O][C][=Branch1][C][=O][N][C@@H1][Branch1][O][C][S][C][=C][C][=C][C][=C][Ring1][=Branch1][C@@H1][Branch2][Ring1][=N][C][N][C][C@H1][C][C][C][C][C@H1][Ring1][=Branch1][C][C@H1][Ring1][#Branch2][C][=Branch1][C][=O][N][C][Branch1][C][C][Branch1][C][C][C][O]"}, {"from": "gpt", "value": "The molecule is a Protease Inhibitor. The mechanism of action of nelfinavir is as a HIV Protease Inhibitor, and Cytochrome P450 3A Inhibitor."}]