3-Iodo-5-nitro-6-(trifluoromethoxy)pyridine-2-sulfonamide
5-(Difluoromethyl)-4-iodo-2-(trifluoromethoxy)pyridine-3-carboxaldehyde
3-Iodo-5-nitro-2-(trifluoromethoxy)pyridine-6-sulfonamide
3-(Difluoromethyl)-4-iodo-5-(trifluoromethoxy)pyridine-2-carboxaldehyde