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