6-Cyano-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-4-acetonitrile
3-Cyano-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-6-acetic acid
2-Cyano-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-acetonitrile
Ethyl 4-cyano-2-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-3-acetate