InChI=1/C20H19N3O2/c1-14-2-3-15(13-21)12-19(14)22-20(25)23-10-8-17(9-11-23)16-4-6-18(24)7-5-16/h2-8,12,24H,9-11H2,1H3,(H,22,25)/f/h22H AF3168D9BD8AEBCA