InChI=1S/C20H30N2O9S/c1-20(2,3)9-10-21-15(12-17(23)24)18(25)22-16(19(26)30-4)11-13-5-7-14(8-6-13)31-32(27,28)29/h5-8,15-16,21H,9-12H2,1-4H3,(H,22,25)(H,23,24)(H,27,28,29)