[{"from": "human", "value": "Generate a molecule based on this description. 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."}, {"from": "gpt", "value": "[C][C][=C][C][=Branch1][=Branch2][=C][C][=Branch1][C][=O][O][Ring1][#Branch1][O-1]"}]