InChI=1/C20H19N3O2/c1-23(2)11-18(24)21-13-8-7-12-9-17-14-5-3-4-6-15(14)20(25)22-19(17)16(12)10-13/h3-8,10H,9,11H2,1-2H3,(H,21,24)(H,22,25)/p+1/fC20H20N3O2/h21-23H/q+1 FB9F453B6EB18AC3