3-Iodo-5-methoxy-4-(trifluoromethoxy)pyridine-2-sulfonamide
4-(Bromomethyl)-3-hydroxy-2-(trifluoromethoxy)pyridine-6-methanol
5-Iodo-4-methoxy-2-(trifluoromethoxy)pyridine-3-sulfonamide
4-(Bromomethyl)-2-hydroxy-6-(trifluoromethoxy)pyridine-3-methanol