InChI=1/C21H36N4O2/c1-7-21(8-2,24(5)6)16-22-19(26)20(27)23-18-14-12-11-13-17(18)15-25(9-3)10-4/h11-14H,7-10,15-16H2,1-6H3,(H,22,26)(H,23,27)/p+2/fC21H38N4O2/h22,24-25,27H/q+2 A1389B6245AF6D37