InChI=1/C21H36N4O2/c1-24(15-16-27-2)12-6-11-22-21(26)23-17-19-9-13-25(14-10-19)18-20-7-4-3-5-8-20/h3-5,7-8,19H,6,9-18H2,1-2H3,(H2,22,23,26)/p+2/fC21H38N4O2/h22-25H/q+2 D8ABF80CE88DC412