[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is a methy-amino acid that is L-tryptophan substituted at the N(alpha)-position by a methyl group and at the 4-position by a 3-methylbut-2-enyl group. It is a L-tryptophan derivative and a N-methyl-L-alpha-amino acid. It is a tautomer of a 4-(3-methylbut-2-enyl)-L-abrine zwitterion."}, {"from": "gpt", "value": "[C][C][=Branch2][Ring1][=N][=C][C][C][=C][C][=Branch1][=Branch1][=C][C][=C][Ring1][=Branch1][N][C][=C][Ring1][Branch2][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N][C][C]"}]