3-Cyano-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-6-acetic acid
6-Cyano-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-3-acetic acid
Ethyl 4-cyano-5-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-2-carboxylate
Ethyl 4-cyano-6-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-2-carboxylate