[{"from": "human", "value": "Provide a description of this molecule. [C][C][Branch1][C][C][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N][C][=Branch1][C][=O][C@H1][Branch1][=Branch1][C][C][C][C][N][N][C][=Branch1][C][=O][C@H1][Branch1][=Branch1][C][C][C][C][N][N]"}, {"from": "gpt", "value": "The molecule is a tripeptide composed of two L-lysine units and L-leucine joined in sequence by peptide linkages. It is functionally related to a L-lysine and a L-leucine."}]