2,2'-(iminodi-4,1-phenylene)bis(5-benzoyl-4,5,10,10a-tetrahydropyrrolo[3,4-b]carbazole-1,3(2H,3aH)-dione) InChI=1/C54H41N5O6/c60-49(31-11-3-1-4-12-31)58-45-17-9-7-15-37(45)39-27-41-43(29-47(39)58)53(64)56(51(41)62)35-23-19-33(20-24-35)55-34-21-25-36(26-22-34)57-52(63)42-28-40-38-16-8-10-18-46(38)59(48(40)30-44(42)54(57)65)50(61)32-13-5-2-6-14-32/h1-26,33,35 pyrrolo[3,4-b]carbazole-1,3(2H,3aH)-dione, 2,2'-(iminodi-4,1-phenylene)bis[5-benzoyl-4,5,10,10a-tetrahydro-