InChI=1S/C26H24O13/c1-26(2)6-5-10-14(39-26)8-13(29)15-16(30)22(20(36-21(10)15)9-3-4-11(27)12(28)7-9)37-25-19(33)17(31)18(32)23(38-25)24(34)35/h3-8,17-19,23,25,27-29,31-33H,1-2H3,(H,34,35)