InChI=1/C19H22N4O/c1-4-13-6-5-7-16-14(11-21-19(13)16)10-18(24)22-17-9-8-15(12-20-17)23(2)3/h5-9,11-12,21H,4,10H2,1-3H3,(H,20,22,24)/f/h22H BF23AA502A583D45