4-Fluoro-2-hydroxy-3-(trifluoromethoxy)pyridine-5-sulfonamide
Ethyl 4-(bromomethyl)-2-cyano-3-(trifluoromethoxy)pyridine-5-acetate
4-(Bromomethyl)-3-cyano-6-(trifluoromethoxy)pyridine-2-methanol
5-Fluoro-3-hydroxy-4-(trifluoromethoxy)pyridine-2-sulfonamide