InChI=1S/C23H32N2O7S/c1-4-22-9-5-12-24-13-11-23(21(22)24)15-6-7-16(30-2)20(31-3)19(15)25(17(23)8-10-22)18(26)14-32-33(27,28)29/h6-7,17,21H,4-5,8-14H2,1-3H3,(H,27,28,29)