[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][=Branch1][C][=O][N][Branch1][=C][C][C][C][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N][O]"}, {"from": "gpt", "value": "The molecule is a N-acetyl-L-amino acid. It is a tautomer of a N(6)-acetyl-N(6)-hydroxy-L-lysine zwitterion."}]