1-(9H-beta-carbolin-1-yl)ethanone InChI=1/C13H10N2O/c1-8(16)12-13-10(6-7-14-12)9-4-2-3-5-11(9)15-13/h2-7,15H,1H ethanone, 1-(9H-pyrido[3,4-b]indol-1-yl)-