2-Chloro-6-fluoro-3-(trifluoromethoxy)pyridine-4-sulfonamide
2-Cyano-4-hydroxy-6-(trifluoromethoxy)pyridine-3-acetonitrile
6-Chloro-3-fluoro-4-(trifluoromethoxy)pyridine-2-sulfonamide
6-Chloro-2-(difluoromethyl)-4-hydroxy-3-(trifluoromethoxy)pyridine