Methyl 3-cyano-5-methoxy-6-(trifluoromethoxy)pyridine-2-carboxylate
Methyl 4-cyano-5-methoxy-3-(trifluoromethoxy)pyridine-2-acetate
Methyl 3-cyano-2-methoxy-6-(trifluoromethoxy)pyridine-4-carboxylate
Methyl 5-(aminomethyl)-3-fluoro-2-(trifluoromethoxy)pyridine-4-carboxylate