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