[{"from": "human", "value": "Provide a brief overview of this molecule. [C][N][C][C][C][C][C][Branch1][=Branch1][C][=Branch1][C][=O][O][N]"}, {"from": "gpt", "value": "The molecule is a lysine derivative that is lysine in which one of the hydrogens attached to N(6) is substituted by a methyl group. It is a lysine derivative and a non-proteinogenic alpha-amino acid."}]