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