[{"from": "human", "value": "Provide a brief overview of this molecule. [C][NH2+1][C][C][C][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][NH3+1]"}, {"from": "gpt", "value": "The molecule is an alpha-amino-acid cation that is the conjugate base of N(6)-methyl-L-lysine, arising from protonation of the two amino groups and deprotonation of the carboxylic acid; major species at pH 7.3. It is a conjugate acid of a N(6)-methyl-L-lysine."}]