[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][Branch1][Ring2][C][C][=O][C][N][C][=Branch1][C][=O][C][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][NH3+1]"}, {"from": "gpt", "value": "The molecule is an amino acid zwitterion obtained by transfer of a proton from the carboxy to the amino group of gamma-glutamyl-gamma-aminobutyraldehyde; major species at pH 7.3. It is a tautomer of a gamma-glutamyl-gamma-aminobutyraldehyde."}]