6-Hydroxy-2-methoxy-3-(trifluoromethoxy)pyridine-4-sulfonamide
Ethyl 3-fluoro-5-nitro-4-(trifluoromethoxy)pyridine-2-carboxylate
Ethyl 6-fluoro-2-nitro-3-(trifluoromethoxy)pyridine-4-carboxylate
Methyl 3-fluoro-6-nitro-2-(trifluoromethoxy)pyridine-4-carboxylate