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