24457-73-6 Copper, [[1,1'-(1,2-dimethylethylene)bis[3-thiosemicarbazidato]](2-)]- Copper, [[2,2'-(1,2-dimethyl-1,2-ethanediylidene)bis[hydrazinecarbothioamidato]](2-)-N2,N2',S,S']- NSC274289