InChI=1S/C30H26O13/c31-13-24-27(37)28(38)29(39)30(43-24)41-17-10-20(34)26-21(35)12-22(42-23(26)11-17)15-3-5-16(6-4-15)40-25(36)8-2-14-1-7-18(32)19(33)9-14/h1-12,24,27-34,37-39H,13H2/b8-2+/t24-,27+,28-,29+,30+/m0/s1