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