Ethyl 4-(aminomethyl)-2-hydroxy-6-(trifluoromethoxy)pyridine-3-carboxylate
Ethyl 3-(aminomethyl)-5-hydroxy-6-(trifluoromethoxy)pyridine-2-carboxylate
Ethyl 2-(aminomethyl)-6-hydroxy-3-(trifluoromethoxy)pyridine-5-carboxylate
2-(Difluoromethyl)-4-fluoro-6-(trifluoromethoxy)pyridine-3-carboxaldehyde