InChI=1/C21H38N4O/c1-7-24(8-2)17-20-12-10-9-11-19(20)15-22-21(26)25(16-18(3)4)14-13-23(5)6/h9-12,18H,7-8,13-17H2,1-6H3,(H,22,26)/p+2/fC21H40N4O/h22-24H/q+2 DFADD3E810CDF2E5