[{"from": "human", "value": "Describe this molecule. [C][Branch2][Ring1][=Branch1][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][N][C][=Branch1][C][=O][C][C][C][=Branch1][C][=O][O-1][C][N][C][=Branch1][C][=O][N]"}, {"from": "gpt", "value": "The molecule is dianion of N(2)-succinyl-L-citrulline arsing from deprotonation of both carboxylic acid groups. It is a conjugate base of a N(2)-succinyl-L-citrulline."}]