InChI=1S/C27H32O17S/c1-9-19(32)21(34)23(36)27(40-9)43-26-22(35)20(33)16(8-28)42-25(26)18-13(30)6-12(29)17-14(31)7-15(41-24(17)18)10-2-4-11(5-3-10)44-45(37,38)39/h2-6,9,15-16,19-23,25-30,32-36H,7-8H2,1H3,(H,37,38,39)