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