[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is an organic chloride salt having iodonitrotetrazolium as the counterion. It has a role as a histological dye. It contains an iodonitrotetrazolium."}, {"from": "gpt", "value": "[C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][=N][N][Branch2][Ring1][=Branch1][N+1][=Branch1][Ring2][=N][Ring1][Branch1][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][N+1][=Branch1][C][=O][O-1][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][I].[Cl-1]"}]