[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a phenylalanine derivative."}, {"from": "gpt", "value": "[2H][C][=C][Branch2][Ring2][Ring2][C][=Branch2][Ring1][#C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][Branch1][C][2H][Branch1][C][2H][C@@][Branch1][C][2H][Branch1][=Branch1][C][=Branch1][C][=O][O][N][Branch1][C][2H][2H][2H][2H]"}]