InChI=1/C21H34N4O3/c1-3-25(4-2)18(19-6-5-13-28-19)14-22-20(26)15-24-11-9-16(10-12-24)21(27)23-17-7-8-17/h5-6,13,16-18H,3-4,7-12,14-15H2,1-2H3,(H,22,26)(H,23,27)/p+2/t18-/m1/s1/fC21H36N4O3/h22-25H/q+2 A389224B6B63D3F1