Ethyl 3-fluoro-2-hydroxy-5-(trifluoromethoxy)pyridine-6-acetate
Ethyl 6-fluoro-2-hydroxy-4-(trifluoromethoxy)pyridine-3-acetate
3-Fluoro-4-hydroxy-2-(trifluoromethoxy)pyridine-5-sulfonamide
6-Fluoro-2-hydroxy-4-(trifluoromethoxy)pyridine-3-sulfonamide