[{"from": "human", "value": "Describe this molecule. [C][O][C][=C][Branch1][#Branch2][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][Br][/C][=C][/C][=Branch1][C][=O][N][C][C][=C][N][=C][C][=C][Ring1][=Branch1]"}, {"from": "gpt", "value": "The molecule is a hydroxycinnamic acid."}]