Ethyl 5-cyano-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-6-carboxylate
3-Fluoro-4-methyl-2-(trifluoromethoxy)pyridine-6-acetonitrile
2-(Difluoromethyl)-6-fluoro-5-(trifluoromethoxy)pyridine-3-carboxylic acid
Ethyl 4-cyano-3-(difluoromethyl)-6-(trifluoromethoxy)pyridine-2-carboxylate