[{"from": "human", "value": "What can you tell me about this molecule? [C][N+1][=Branch1][=Branch1][=C][Branch1][C][N][N][C][C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is zwitterionic form of creatine arising from transfer of a proton from the carboxy to the guanidino group; major species at pH 7.3. It is a conjugate acid of a creatinate. It is a tautomer of a creatine."}]