[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is a dicarboxylic acid anion. It is a conjugate base of a N-carbamoylaspartic acid."}, {"from": "gpt", "value": "[C][Branch1][#C][C][Branch1][=Branch1][C][=Branch1][C][=O][O-1][N][C][=Branch1][C][=O][N][C][=Branch1][C][=O][O-1]"}]