85338-14-3 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-, sodium EINECS 286-686-4