InChI=1S/C30H30O17S/c31-15-6-1-13(2-7-15)3-10-18(33)22-24(37)21(17(11-20(34)35)14-4-8-16(32)9-5-14)27(40)30(42,28(22)41)29-26(39)25(38)23(36)19(47-29)12-46-48(43,44)45/h1-10,17,19,21,23,25-26,29,31-32,36-39,42H,11-12H2,(H,34,35)(H,43,44,45)/b10-3+