InChI=1/C23H18N6O/c1-29(2)23-27-18-17-13-8-4-6-10-16(13)25-22(17)26-20(19(18)28-23)21(30)14-11-24-15-9-5-3-7-12(14)15/h3-11,24H,1-2H3,(H,25,26)(H,27,28 [2-(dimethylamino)-3,6-dihydroimidazo[4',5':4,5]pyrido[2,3-b]indol-4-yl](1H-indol-3-yl)methanone methanone, [2-(dimethylamino)-3,6-dihydroimidazo[4',5':4,5]pyrido[2,3-b]indol-4-yl]-1H-indol-3-yl-