InChI=1S/C25H30O17S/c1-25(34)16(42-43(35,36)37)7-11-12(22(32)33)8-39-23(18(11)25)41-24-21(31)20(30)19(29)15(40-24)9-38-17(28)5-3-10-2-4-13(26)14(27)6-10/h2-6,8,11,15-16,18-21,23-24,26-27,29-31,34H,7,9H2,1H3,(H,32,33)(H,35,36,37)/b5-3+