[{"from": "human", "value": "Please give me some details about this molecule. [C][Branch1][=Branch1][C][=Branch1][C][=O][O-1][NH2+1][C][C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is an ammonium ion resulting from the protonation of the nitrogen atom of iminodiacetate. The major species at pH 7.3. It is an ammonium ion derivative and a dicarboxylic acid dianion. It is a conjugate acid of an iminodiacetate."}]