[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is an organic iodide salt in which the cationic component is 1,3-dimethylimidazolium. It contains a 1,3-dimethylimidazolium."}, {"from": "gpt", "value": "[C][N][C][=C][N+1][=Branch1][Ring2][=C][Ring1][Branch1][C].[I-1]"}]