Ethyl 3-(aminomethyl)-2-hydroxy-5-(trifluoromethoxy)pyridine-4-carboxylate
4-Hydroxy-5-iodo-2-methyl-3-(trifluoromethoxy)pyridine
Ethyl 6-(aminomethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine-4-carboxylate
Ethyl 2-(aminomethyl)-6-hydroxy-4-(trifluoromethoxy)pyridine-3-carboxylate