[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is the conjugate base of 2-oxosuccinamic acid; major species at pH 7.3. It is a conjugate base of a 2-oxosuccinamic acid."}, {"from": "gpt", "value": "[C][Branch1][#Branch2][C][=Branch1][C][=O][C][=Branch1][C][=O][O-1][C][=Branch1][C][=O][N]"}]