Ethyl 5-(aminomethyl)-4-hydroxy-2-(trifluoromethoxy)pyridine-3-carboxylate
Ethyl 3-(aminomethyl)-4-hydroxy-5-(trifluoromethoxy)pyridine-2-carboxylate
2-Hydroxy-6-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-3-acetonitrile
Ethyl 3-(aminomethyl)-2-hydroxy-6-(trifluoromethoxy)pyridine-5-carboxylate