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