3-Bromo-2-(chloromethyl)-5-(trifluoromethoxy)pyridine-4-acetonitrile
4-Bromo-6-methoxy-2-(trifluoromethoxy)pyridine-3-sulfonamide
2-Bromo-6-(chloromethyl)-4-(trifluoromethoxy)pyridine-3-acetonitrile
5-Bromo-3-methoxy-2-(trifluoromethoxy)pyridine-4-sulfonamide