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