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