[{"from": "human", "value": "What can you tell me about this molecule? [C][C@H1][Branch2][Ring1][C][C@@H1][Branch1][=C][C@@H1][Branch1][#Branch2][C][=C][Ring1][=Branch1][C][=Branch1][C][=O][O-1][O][O][O][C][=Branch1][C][=O][/C][=C][/C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O]"}, {"from": "gpt", "value": "The molecule is the conjugate base of 4-coumaroylshikimic acid; major species at pH 7.3. It is a conjugate base of a 4-coumaroylshikimic acid."}]