Ethyl 6-(bromomethyl)-2-hydroxy-4-(trifluoromethoxy)pyridine-3-carboxylate
Ethyl 2-(bromomethyl)-6-hydroxy-3-(trifluoromethoxy)pyridine-4-carboxylate
4-(Aminomethyl)-3-iodo-2-methyl-6-(trifluoromethoxy)pyridine
Ethyl 6-(bromomethyl)-3-hydroxy-4-(trifluoromethoxy)pyridine-2-carboxylate