InChI=1S/C18H30N2O6/c1-2-3-4-5-6-7-8-9-12-10-11-20(19-12)17-15(23)13(21)14(22)16(26-17)18(24)25/h10-11,13-17,21-23H,2-9H2,1H3,(H,24,25)