InChI=1S/C18H36N2O3/c1-2-3-4-5-6-7-8-9-10-14-17(21)20-15-12-11-13-16(19)18(22)23/h16H,2-15,19H2,1H3,(H,20,21)(H,22,23)/t16-/m0/s1