[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is conjugate base of N-carbamoylsarcosine. It is a conjugate base of a N-carbamoylsarcosine."}, {"from": "gpt", "value": "[C][N][Branch1][#Branch1][C][C][=Branch1][C][=O][O-1][C][=Branch1][C][=O][N]"}]