[{"from": "human", "value": "Please give me some details about this molecule. [C][Branch1][=Branch1][C][=Branch1][C][=O][O-1][C][Branch1][#Branch1][C][C][=Branch1][C][=O][O-1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][O-1]"}, {"from": "gpt", "value": "The molecule is a citrate anion obtained by deprotonation of the three carboxy groups as well as the hydroxy group of citric acid. It is a conjugate base of a citrate(3-)."}]