InChI=1/C21H25N5O2/c1-28-20-8-3-2-7-19(20)25-14-12-24(13-15-25)11-9-22-21(27)17-16-23-26-10-5-4-6-18(17)26/h2-8,10,16H,9,11-15H2,1H3,(H,22,27)/f/h22H D72C3C5C7D7D7D24