InChI=1/C18H36N4O2/c1-4-7-13-20-17(24)21-18(11-9-8-10-12-18)16(23)19-14-15-22(5-2)6-3/h4-15H2,1-3H3,(H,19,23)(H2,20,21,24)/p+1/fC18H37N4O2/h19-22H/q+1 027D24219EC1D81A