InChI=1S/C26H26O13/c1-34-13-5-3-12(4-6-13)15-10-36-16-8-18(17(35-2)7-14(16)22(15)30)38-26-25(33)24(32)23(31)19(39-26)11-37-21(29)9-20(27)28/h3-8,10,19,23-26,31-33H,9,11H2,1-2H3,(H,27,28)