Methyl 2-(aminomethyl)-5-hydroxy-6-(trifluoromethoxy)pyridine-3-carboxylate
3-(Chloromethyl)-5-hydroxy-6-methyl-2-(trifluoromethoxy)pyridine
2-(Bromomethyl)-5-hydroxy-6-methyl-3-(trifluoromethoxy)pyridine
2-(Bromomethyl)-5-hydroxy-4-methyl-3-(trifluoromethoxy)pyridine