InChI=1S/C27H30O17S/c28-7-12-17(30)21(34)24(37)27(43-12)16-20(33)15-11(42-25(16)9-4-2-1-3-5-9)6-10(29)14(19(15)32)26-23(36)22(35)18(31)13(44-26)8-41-45(38,39)40/h1-6,12-13,17-18,21-24,26-32,34-37H,7-8H2,(H,38,39,40)