2,3-Dihydro-1-aza-benzo[de]anthracen-7-one 2,3-Dihydro-7H-dibenzo[de,h]quinolin-7-one 7H-dibenzo[de,h]quinolin-7-one, 2,3-dihydro- InChI=1/C16H11NO/c18-16-12-6-2-1-5-11(12)15-14-10(8-9-17-15)4-3-7-13(14)16/h1-7H,8-9H