[{"from": "human", "value": "Provide a brief overview of this molecule. [C][O][C][=C][Branch2][Ring1][C][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][/C][=C][/C][=C][/C][=Branch1][C][=O][O][O-1]"}, {"from": "gpt", "value": "The molecule is major species at pH 7.3"}]