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