InChI=1S/C18H30N2O7/c1-6-9(4)11(15(21)20-12(17(23)24)10(5)7-2)19-16(22)13-14(27-13)18(25)26-8-3/h9-14H,6-8H2,1-5H3,(H,19,22)(H,20,21)(H,23,24)/t9-,10-,11-,12-,13-,14-/m0/s1