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