73514-02-0 Cuprate(2-), (mu-(4,4'-(methylenebis((2-(hydroxy-kappaO)-4,1-phenylene)(azo-kappaN1)(4,5-dihydro-3-methyl-5-(oxo-kappaO)-1H-pyrazole-4,1-diyl)))bis(3-methylbenzenesulfonato(6-))))di-, disodium Cuprate(2-), (mu-(4,4'-(methylenebis((2-hydroxy-4,1-phenylene)azo(4,5-dihydro-3-methyl-5-oxo-1H-pyrazole-4,1-diyl)))bis(3-methylbenzenesulfonato(6-))))di-, disodium