InChI=1/C21H34N4O/c1-17-7-13-25(14-8-17)16-19-6-4-3-5-18(19)15-22-21(26)23-20-9-11-24(2)12-10-20/h3-6,17,20H,7-16H2,1-2H3,(H2,22,23,26)/p+2/fC21H36N4O/h22-25H/q+2 381B85426C521CE4