InChI=1S/C30H26O11/c31-14-7-19(34)15(20(35)8-14)10-25-27(12-1-3-17(32)21(36)5-12)28-26(40-25)11-24-16(29(28)39)9-23(38)30(41-24)13-2-4-18(33)22(37)6-13/h1-8,11,23,25,27,30-39H,9-10H2