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