Synonyms: N,N'-(5,10,15,16,17,22,23,24-Octahydro-5,10,15,17,22,24-hexaoxonaphth(2',3':6,7)indolo(2,3-c)dinaphtho(2,3-a:2',3'-i)carbazole-4,11-diyl)bis(benzamide);Benzamide, N,N'-(5,10,15,16,17,22,23,24-octahydro-5,10,15,17,22,24-hexaoxonaphth(2',3':6,7)indolo(2,3-c)dinaphtho(2,3-a:2',3'-i)carbazole-4,11-diyl)bis-