[{"from": "human", "value": "Please give me some details about this molecule. [C][Branch1][#Branch1][C][C][=Branch1][C][=O][O-1][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][NH2+1][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][N]"}, {"from": "gpt", "value": "The molecule is a tricarboxylic acid dianion obtained by deprotonation of the three carboxy groups and protonation of the secondary amino group of N-[(2S)-2-amino-2-carboxyethyl]-L-glutamic acid. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.). It is a conjugate base of a N-[(2S)-2-amino-2-carboxyethyl]-L-glutamic acid."}]