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