[{"from": "human", "value": "Generate a molecule based on this description. The molecule is the zwitterion resulting from the transfer of a proton from the carboxy group to the beta-amino group of 3-amino-L-alanine; major species at pH 7.3. It is a conjugate base of a 3-ammonio-L-alanine(1+). It is a tautomer of a 3-amino-L-alanine."}, {"from": "gpt", "value": "[C][Branch1][#Branch2][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][N][NH3+1]"}]