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