1 HK7 2-(11-oxo-10,11-dihydro-5h-dibenzo[B,E][1,4]diazepin-3-yl)benzamide 1.000 2 609 7-oxo-7h-benzimidazo[2,1-a]benz[de]isoquinoline-3-carboxylic acid 0.750 3 HK9 2-methoxy-4-(11-oxo-10,11-dihydro-5h-dibenzo[B,E][1,4]diazepin-3-yl)benzoic acid 0.733