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