InChI=1S/C27H30O18S/c28-6-12-17(31)21(35)24(38)27(44-12)16-20(34)15(26-23(37)22(36)18(32)13(45-26)7-42-46(39,40)41)19(33)14-10(30)5-11(43-25(14)16)8-2-1-3-9(29)4-8/h1-5,12-13,17-18,21-24,26-29,31-38H,6-7H2,(H,39,40,41)