32497-38-4 Acetamide, N,N'-(9,9',10,10'-tetrahydro-9,9',10',10'-tetraoxo(1,1'-bianthracene)-2,2'-diyl)bis- EINECS 251-066-4 N,N'-(9,9',10,10'-Tetrahydro-9,9',10',10'-tetraoxo(1,1'-bianthracene)-2,2'-diyl)bisacetamide