[{"from": "human", "value": "Describe this molecule. [C][C][=C][C][=Branch2][Ring1][Branch1][=C][Branch1][Branch2][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N][C]"}, {"from": "gpt", "value": "The molecule is a non-proteinogenic L-alpha-amino acid that is L-phenylalanine in which the phenyl ring is methylated at positions 2, 4 and 6. It is a 2,4,6-trimethylphenylalanine, a non-proteinogenic L-alpha-amino acid and a L-phenylalanine derivative. It is an enantiomer of a D-2,4,6-trimethylphenylalanine."}]