[{"from": "human", "value": "Provide a brief overview of this molecule. [C][Branch1][Ring1][C][N][C][Branch1][O][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N][Cl]"}, {"from": "gpt", "value": "The molecule is an L-lysine derivative that is L-lysine substituted by a chloro group at position 4. It is a non-proteinogenic alpha-amino acid, an organochlorine compound and a L-lysine derivative. It is a tautomer of a 4-chloro-L-lysine zwitterion."}]