InChI=1/C21H20N2O2/c1-14-18(12-20(24)25)21(17-8-4-5-9-19(17)22-14)23-11-10-15-6-2-3-7-16(15)13-23/h2-9H,10-13H2,1H3,(H,24,25)/f/h22H AD017951420F0BDB