[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][=C][Branch1][N][C][=C][C][=C][C][=C][Ring1][=Branch1][N][Ring1][=Branch2][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N]"}, {"from": "gpt", "value": "The molecule is an L-tryptophan derivative in which the hydrogen at position 2 on the indole ring is replaced by a methyl group. It has a role as a bacterial metabolite. It is a tautomer of a 2-methyl-L-tryptophan zwitterion."}]