[{"from": "human", "value": "Provide a description of this molecule. [C][C][C][C][C][C][Branch1][P][C][Ring1][=Branch1][C][Branch1][#Branch1][C][C][C][Ring1][#Branch2][O][Branch1][C][C][O][O][C][=Branch1][C][=O][C][Ring1][=C][=C]"}, {"from": "gpt", "value": "The molecule is a sesquiterpene lactone."}]