4-Cyano-2-(difluoromethyl)-5-(trifluoromethoxy)pyridine-3-methanol
3-Cyano-5-fluoro-2-methyl-6-(trifluoromethoxy)pyridine
Ethyl 3-cyano-5-(difluoromethyl)-2-(trifluoromethoxy)pyridine-6-carboxylate
Ethyl 6-cyano-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine-4-carboxylate