4-(Bromomethyl)-3-hydroxy-2-(trifluoromethoxy)pyridine-5-carboxaldehyde
Methyl 5-hydroxy-3-iodo-4-(trifluoromethoxy)pyridine-2-acetate
Methyl 2-(bromomethyl)-5-hydroxy-6-(trifluoromethoxy)pyridine-3-carboxylate
Methyl 2-(bromomethyl)-4-hydroxy-5-(trifluoromethoxy)pyridine-3-carboxylate