[{"from": "human", "value": "Describe this molecule. [C][=Branch1][C][=O][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 amino to the carboxy group of L-3-oxoalanine; major microspecies at pH 7.3 (according to Marvin v 6.2.0.). It is a tautomer of a L-3-oxoalanine."}]