Methyl 2-(aminomethyl)-4-hydroxy-5-(trifluoromethoxy)pyridine-3-carboxylate
Methyl 2-(aminomethyl)-3-hydroxy-6-(trifluoromethoxy)pyridine-5-carboxylate
Methyl 2-(aminomethyl)-3-hydroxy-5-(trifluoromethoxy)pyridine-4-carboxylate
Methyl 3-(aminomethyl)-2-hydroxy-6-(trifluoromethoxy)pyridine-5-acetate