[{"from": "human", "value": "Describe this molecule. [C][=C][C][=Branch2][Ring1][=Branch1][=C][C][=C][Ring1][=Branch1][/C][=C][/C][=C][C][=Branch1][=Branch2][=C][C][=Branch1][C][=O][O][Ring1][#Branch1][O][O]"}, {"from": "gpt", "value": "The molecule is a member of styrenes."}]