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