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