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