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