4',4'''-Biacetanilide 4,4'-Diacetamidobiphenyl 4,4'-Diacetylaminobiphenyl 4,4'-Diacetylbenzidine 613-35-4 Acetamide, N,N'-4,4'-biphenylylenebis- Acetamide, N,N'-[1,1'-biphenyl]-4,4'-diylbis- Benzidine, N,N'-diacetyl- Diacetylbenzidine N,N'-(1,1'-Biphenyl)-4,4'-diylbis-acetamide N,N'-4,4'-Biphenylylenebisacetamide N,N'-Diacetylbenzidine NSC12409 WLN: 1VMR DR DMV1