[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is the L-enantiomer of 4-iodophenylalanine. It is an enantiomer of a 4-iodo-D-phenylalanine."}, {"from": "gpt", "value": "[C][=C][C][=Branch1][S][=C][C][=C][Ring1][=Branch1][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N][I]"}]