2-Chloro-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-5-acetonitrile
2-Chloro-5-(difluoromethyl)-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine
2-Chloro-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-4-acetonitrile
6-Chloro-4-(difluoromethyl)-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine