[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is the N-acetyl derivative of phenylalanine. It has a role as an antidepressant and a metabolite. It is a N-acetyl-amino acid and a phenylalanine derivative."}, {"from": "gpt", "value": "[C][C][=Branch1][C][=O][N][C][Branch1][#Branch2][C][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=Branch1][C][=O][O]"}]