InChI=1S/C30H26O16S/c31-13-21-24(36)26(38)29(44-22(35)10-3-14-1-8-18(9-2-14)46-47(39,40)41)30(43-21)45-28-25(37)23-19(34)11-17(33)12-20(23)42-27(28)15-4-6-16(32)7-5-15/h1-12,21,24,26,29-34,36,38H,13H2,(H,39,40,41)/b10-3+