[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is zwitterionic form of N-methyl-L-alanine arising from transfer of a proton from the carboxy to the amino group; major species at pH 7.3. It is a tautomer of a N-methyl-L-alanine."}, {"from": "gpt", "value": "[C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][NH2+1][C]"}]