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