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