Methyl 3-cyano-4-methoxy-5-(trifluoromethoxy)pyridine-2-carboxylate
Methyl 3-cyano-2-methoxy-6-(trifluoromethoxy)pyridine-5-carboxylate
Ethyl 2-(bromomethyl)-4-cyano-3-(trifluoromethoxy)pyridine-6-acetate
2-(Aminomethyl)-5-fluoro-4-(trifluoromethoxy)pyridine-3-acetic acid