6424-83-5

Benzamide, N,N'-(5,13,14,15,20,28,29,30-octahydro-5,13,15,20,28,30-hexaoxobenzo(4,5)naphth(2''',3''':6'',7'')indolo(3'',2'':4',5')aceanthryleno(1',2':2,3)indeno(7,1-ab)naphtho(2,3-i)carbazole-4,19-diyl)bis-