InChI=1/C22H20N2O/c1-24-19(15-23)10-12-21(24)17-9-11-20-16(14-17)6-5-13-22(20,25)18-7-3-2-4-8-18/h2-4,7-12,14,25H,5-6,13H2,1H3/t22-/m1/s1 2E29CAB29883F785