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