[{"from": "human", "value": "Could you provide a description of this molecule? [C][Branch1][#Branch1][C@H1][Branch1][Ring1][C][=O][O][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][NH3+1]"}, {"from": "gpt", "value": "The molecule is the L-alpha-amino acid zwitterion formed from L-4-hydroxyglutamic semialdehyde by transfer of a proton from the carboxy to the amine group; it is the principal microspecies at pH 7.3. It is a tautomer of a L-4-hydroxyglutamic semialdehyde."}]