InChI=1/C21H23N5O/c1-2-7-17-16(6-1)20(25-24-17)21-22-18-9-8-15(14-19(18)23-21)27-13-5-12-26-10-3-4-11-26/h1-2,6-9,14H,3-5,10-13H2,(H,22,23)(H,24,25)/p+1/fC21H24N5O/h22,24,26H/q+1 FAFF1461AF6E96A8