[{"from": "human", "value": "What can you tell me about this molecule? [C][=C][C][=Branch2][Ring2][Branch2][=C][Branch2][Ring2][Ring1][C][=C][Ring1][=Branch1][C][C][Branch1][=Branch1][C][=Branch1][C][=O][O-1][O][C][=Branch1][C][=O][/C][=C][/C][=C][C][=Branch1][=Branch2][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][O][O][O]"}, {"from": "gpt", "value": "The molecule is the conjugate base of rosmarinic acid; major species at pH 7.3. It is a conjugate base of a rosmarinic acid."}]