[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is metabolized to methimazole, which is responsible for the antithyroid activity."}, {"from": "gpt", "value": "[C][C][O][C][=Branch1][C][=O][N][C][=C][N][Branch1][Branch1][C][Ring1][Branch1][=S][C]"}]