6-Bromo-4-(difluoromethyl)-3-(trifluoromethoxy)pyridine-2-acetonitrile
2-Chloro-5-fluoro-3-hydroxy-4-(trifluoromethoxy)pyridine
2-Bromo-3-(difluoromethyl)-4-(trifluoromethoxy)pyridine-5-acetonitrile
6-Chloro-4-fluoro-3-hydroxy-2-(trifluoromethoxy)pyridine