InChI=1S/C21H32N2O9S/c1-6-30-17(24)21(18(25)31-7-2,12-13-22-19(26)32-20(3,4)5)14-15-8-10-16(11-9-15)23-33(27,28)29/h8-11,23H,6-7,12-14H2,1-5H3,(H,22,26)(H,27,28,29)