[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is an alpha-amino acid ester."}, {"from": "gpt", "value": "[C][O][C][=Branch1][C][=O][C][N][C][N][Branch2][Ring1][S][C][Branch1][Branch1][C][Ring1][Branch1][=O][C][C][N][Branch1][Branch1][C][C][Ring1][Branch2][C][C][=C][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=C][Ring1][#Branch2][C][=C][C][=C][C][=C][Ring1][=Branch1]"}]