InChI=1/C21H38N4O/c1-17(2)15-25(13-12-23(5)6)21(26)22-14-19-10-8-9-11-20(19)16-24(7)18(3)4/h8-11,17-18H,12-16H2,1-7H3,(H,22,26)/p+2/fC21H40N4O/h22-24H/q+2 2A6DD006C2D08659