InChI=1S/C26H28O17S/c27-6-12-17(30)21(34)23(36)26(42-12)16-20(33)15(25-22(35)18(31)13(7-40-25)43-44(37,38)39)19(32)14-10(29)5-11(41-24(14)16)8-2-1-3-9(28)4-8/h1-5,12-13,17-18,21-23,25-28,30-36H,6-7H2,(H,37,38,39)