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