[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is a 2,2'-iminodipropanoate. It is a conjugate base of a meso-2,2'-iminodipropanoic acid."}, {"from": "gpt", "value": "[C][C@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][N][C@@H1][Branch1][C][C][C][=Branch1][C][=O][O-1]"}]