(N,N'-Dimethylethylenedinitrilo)diacetonitrile 5766-68-7 ACETONITRILE, (N,N'-DIMETHYLETHYLENEDINITRILO)DI- N,N'-Dicyanomethyl-N,N'-dimethylethylenediamine N,N'-Dimethyl-N,N'-dicyanomethylaethylendiamin [German]