3',3'''-Dimethyl-4',4'''-biacetanilide 3,3'-Dimethyl-N,N'-diacetylbenzidine 3546-11-0 4',4'''-BIACETANILIDE, 3',3'''-DIMETHYL- 4-13-00-00420 (Beilstein Handbook Reference) BRN 3379784 N,N'-Diacetyl-3,3'-dimethylbenzidine N,N'-Diacetyl-o-tolidine