InChI=1S/C30H26O15S/c31-16-6-1-14(2-7-16)3-10-23(36)45-30-27(38)26(37)22(13-42-46(39,40)41)44-29(30)25-19(34)11-18(33)24-20(35)12-21(43-28(24)25)15-4-8-17(32)9-5-15/h1-12,22,26-27,29-34,37-38H,13H2,(H,39,40,41)/b10-3+