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