InChI=1S/C30H28O12/c31-17-6-1-15(2-7-17)3-10-25(35)39-14-24-27(36)28(37)29(38)30(42-24)40-19-11-20(33)26-21(34)13-22(41-23(26)12-19)16-4-8-18(32)9-5-16/h1-12,22,24,27-33,36-38H,13-14H2/b10-3+/t22?,24-,27-,28+,29-,30-/m1/s1