Ethyl 3-(bromomethyl)-2-hydroxy-4-(trifluoromethoxy)pyridine-5-carboxylate
5-(Aminomethyl)-2-iodo-3-methyl-6-(trifluoromethoxy)pyridine
Ethyl 6-(bromomethyl)-2-hydroxy-4-(trifluoromethoxy)pyridine-3-carboxylate
Ethyl 2-(bromomethyl)-6-hydroxy-3-(trifluoromethoxy)pyridine-4-carboxylate