1,1'-Iminobis[5-benzamidoanthraquinone] 129-28-2 5,5'-Dibenzamido-1,1'-dianthrimide Anthraquinone, 1,1'-iminobis[5-benzamido- Benzamide, N,N'-(iminodi-5,1-anthraquinonylene)bis- Benzamide, N,N'-[iminobis(9,10-dihydro-9,10-dioxo-5,1-anthracenediyl)]bis- NSC13991