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