[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is an L-alpha-amino acid zwitterion that is L-alpha-aminobutyric acid in which a proton has been transferred from the carboxy group to the amino group. It is the major species at pH 7.3. It is a tautomer of a L-alpha-aminobutyric acid."}, {"from": "gpt", "value": "[C][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][NH3+1]"}]