[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is iodobenzene substituted at C-2 and -4 with nitro groups. It is an organoiodine compound and a C-nitro compound."}, {"from": "gpt", "value": "[C][=C][C][=Branch2][Ring1][C][=C][Branch1][#Branch2][C][=C][Ring1][=Branch1][N+1][=Branch1][C][=O][O-1][N+1][=Branch1][C][=O][O-1][I]"}]