[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is an alpha-amino acid ester."}, {"from": "gpt", "value": "[C][C][=C][C][=Branch1][=N][=C][Branch1][=Branch2][N][Ring1][Branch1][C][Branch1][C][C][C][C][/C][=C][\\C][=Branch1][C][=O][N][Branch1][Branch2][C][=Branch1][C][=O][S][/-Ring1][#Branch1][C][Branch1][C][C][C][=Branch1][C][=O][O][C]"}]