[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is the conjugate base of 2-aminoacrylic acid; major species at pH 7.3. It is a conjugate base of a 2-aminoacrylic acid."}, {"from": "gpt", "value": "[C][=C][Branch1][=Branch1][C][=Branch1][C][=O][O-1][N]"}]