Synonyms: Copper, bis((C,C'-(2-(3-(oxo-kappaO)-3-(2-(oxo-kappaO)cyclopentyl)propyl)-1,4-phenylene) bis(C-ethyl carbonato))(1-))-;Bis((2-(3-oxo-3-(2-oxocyclopentyl)propyl)-p-phenylene bis(ethyl carbonato))(1-))copper;Copper, bis((2-(3-(oxo-kappaO)-3-(2-(oxo-kappaO)cyclopentyl)propyl)-1,4-phenylene bis(ethyl carbonato))(1-))-;copper(2+) (1Z)-3-{2,5-bis[(ethoxycarbonyl)oxy]phenyl}-1-(2-oxocyclopentylidene)propan-1-olate (1Z)-3-{3,5-bis[(ethoxycarbonyl)oxy]phenyl}-1-(2-oxocyclopentylidene)propan-1-olate