4-Nitro-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-3-sulfonamide
2-(Bromomethyl)-5-(difluoromethyl)-3-(trifluoromethoxy)pyridine-6-carboxaldehyde
4-Nitro-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-2-sulfonamide
4-Nitro-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-2-sulfonamide