InChI=1/C18H36N4O2/c1-15(2)8-6-4-5-7-11-20-18(24)21-16-9-12-22(13-10-16)14-17(23)19-3/h15-16H,4-14H2,1-3H3,(H,19,23)(H2,20,21,24)/p+1/fC18H37N4O2/h19-22H/q+1 2E46F1B72EFBC180