InChI=1S/C26H28O18S/c27-5-13-17(32)20(35)21(36)26(43-13)16-19(34)15(25-22(37)23(11(31)6-41-25)44-45(38,39)40)18(33)14-10(30)4-12(42-24(14)16)7-1-2-8(28)9(29)3-7/h1-4,11,13,17,20-23,25-29,31-37H,5-6H2,(H,38,39,40)