InChI=1/C21H36N4O2/c1-6-25(7-2)16-18-11-10-12-19(15-18)23-21(27)20(26)22-13-8-9-14-24(5)17(3)4/h10-12,15,17H,6-9,13-14,16H2,1-5H3,(H,22,26)(H,23,27)/p+2/fC21H38N4O2/h22-25H/q+2 C91E9B1D65522FCD