[{"from": "human", "value": "Describe this molecule. [C][C@H1][C][C][C@H1][Branch1][P][C@H1][C@@][Ring1][=Branch1][Branch1][#Branch2][C][C][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][O][C][Branch1][C][C][C]"}, {"from": "gpt", "value": "The molecule is a sesquiterpene."}]