InChI=1S/C26H28O18S/c27-5-13-23(44-45(38,39)40)21(36)22(37)26(43-13)16-19(34)15(25-20(35)17(32)11(31)6-41-25)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)