InChI=1S/C22H30N2O9/c1-3-24(4-2)20(30)22(12-8-6-5-7-9-12)10-13(22)11-23-21(31)33-19-16(27)14(25)15(26)17(32-19)18(28)29/h5-9,13-17,19,25-27H,3-4,10-11H2,1-2H3,(H,23,31)(H,28,29)