InChI=1/C21H18N2O2/c1-23(14-15-7-6-12-22-13-15)21(24)20-16-8-2-4-10-18(16)25-19-11-5-3-9-17(19)20/h2-13,20H,14H2,1H3 AEB2F8B4DAAF70D5