InChI=1/C21H24N4O2/c1-25(2)15-18(16-9-5-3-6-10-16)22-19(26)13-14-20-23-24-21(27-20)17-11-7-4-8-12-17/h3-12,18H,13-15H2,1-2H3,(H,22,26)/p+1/t18-/m1/s1/fC21H25N4O2/h22,25H/q+1 43EA0AB85B6212C8