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