[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is an oxo carboxylic acid."}, {"from": "gpt", "value": "[C][C][Branch1][C][C][C][C][=Branch1][C][=O][C][Branch1][#Branch1][C][C][=Branch1][C][=O][O-1][Branch1][=N][C][Branch1][=Branch2][N+1][Branch1][C][C][Branch1][C][C][C][O][O]"}]