Ethyl 3-cyano-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-6-carboxylate
2-(Difluoromethyl)-3-fluoro-6-(trifluoromethoxy)pyridine-5-acetonitrile
Ethyl 3-cyano-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-5-carboxylate
3-Fluoro-4-methoxy-5-(trifluoromethoxy)pyridine-2-sulfonyl chloride