[{"from": "human", "value": "What can you tell me about this molecule? [C][=C][C][=Branch2][Ring2][C][=C][C][=C][Ring1][=Branch1][/C][=C][\\C][=Branch2][Ring1][=Branch1][=C][Branch1][Branch2][C][=Branch1][C][=O][O][/-Ring1][=Branch1][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][O-1][O]"}, {"from": "gpt", "value": "The molecule is an organic anion that is the conjugate base of isoaspulvinone E, arising from selective deprotonation of the butenolide OH group; major species at pH 7.3. It is a conjugate base of an isoaspulvinone E."}]