InChI=1/C20H26N4O2/c1-24(2)18(12-15-6-4-3-5-7-15)14-22-19(25)17-10-8-16(9-11-17)13-23-20(21)26/h3-11,18H,12-14H2,1-2H3,(H,22,25)(H3,21,23,26)/p+1/t18-/m1/s1/fC20H27N4O2/h22-24H,21H2/q+1 6C55429BDD21DA9E