3-Fluoro-5-nitro-2-(trifluoromethoxy)pyridine-6-sulfonamide
3-Fluoro-4-nitro-6-(trifluoromethoxy)pyridine-2-sulfonamide
6-Fluoro-4-nitro-3-(trifluoromethoxy)pyridine-2-sulfonyl chloride
Ethyl 2-fluoro-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-5-acetate