2-(Bromomethyl)-4-hydroxy-3-(trifluoromethoxy)pyridine-6-acetonitrile
4-(Bromomethyl)-3-hydroxy-2-(trifluoromethoxy)pyridine-5-methanol
2-(Bromomethyl)-3-hydroxy-6-(trifluoromethoxy)pyridine-4-acetonitrile
4-Iodo-2-methoxy-5-(trifluoromethoxy)pyridine-3-carbonyl chloride