[{"from": "human", "value": "Describe this molecule. [C][/C][=C][Branch1][C][\\C][/C][=Branch1][C][=O][O][C@H1][C][C][=Branch1][C][=C][C][C@@][Branch2][Ring1][S][C][C@@][Branch2][Ring1][=Branch1][C@H1][Branch1][Ring2][O][Ring1][Branch1][C@@H1][C@@H1][Ring1][N][C][=Branch1][C][=C][C][=Branch1][C][=O][O][Ring1][#Branch1][Branch1][C][C][O][C][O]"}, {"from": "gpt", "value": "The molecule is a guaiane sesquiterpenoid isolated from Elephantopus mollis and has been shown to exhibit cytotoxic activity. It has a role as a metabolite and an antineoplastic agent. It is a gamma-lactone, an enoate ester, a guaiane sesquiterpenoid, a tertiary alcohol and an organic heterotricyclic compound. It is functionally related to a tiglic acid."}]