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