[{"from": "human", "value": "Describe this molecule. [C][Branch1][Ring2][C][C][N][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N].[Cl]"}, {"from": "gpt", "value": "The molecule is the hydrochloride salt of L-lysine It contains a L-lysine."}]