5-Hydroxy-2-iodo-3-(trifluoromethoxy)pyridine-4-sulfonamide
Methyl 4-(bromomethyl)-3-fluoro-2-(trifluoromethoxy)pyridine-6-acetate
4-Hydroxy-5-iodo-3-(trifluoromethoxy)pyridine-2-sulfonamide
Methyl 4-(bromomethyl)-2-fluoro-6-(trifluoromethoxy)pyridine-3-acetate