[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a tetrapeptide composed of L-glutamine, L-phenylalanine, L-tryptophan and L-tyrosine joined in sequence by peptide linkages. It has a role as a metabolite. It is functionally related to a L-glutamine, a L-phenylalanine, a L-tryptophan and a L-tyrosine."}, {"from": "gpt", "value": "[C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][C@@H1][Branch2][Ring2][S][C][=Branch1][C][=O][N][C@@H1][Branch1][#C][C][C][=C][N][C][=C][C][=C][C][=C][Ring1][=Branch1][Ring1][=Branch2][C][=Branch1][C][=O][N][C@@H1][Branch1][=N][C][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][=Branch1][C][=O][O][N][C][=Branch1][C][=O][C@H1][Branch1][Branch2][C][C][C][=Branch1][C][=O][N][N]"}]