[{"from": "human", "value": "Generate a molecule based on this description. The molecule is a dinitrobenzene that is benzene disubstituted at positions 1 and 3 with nitro groups. It has a role as a neurotoxin."}, {"from": "gpt", "value": "[C][=C][C][=Branch1][=N][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][N+1][=Branch1][C][=O][O-1][N+1][=Branch1][C][=O][O-1]"}]