InChI=1S/C26H24O11/c1-26(2)9-8-12-13(37-26)10-14(34-25-20(31)17(28)19(30)23(36-25)24(32)33)15-16(27)18(29)21(35-22(12)15)11-6-4-3-5-7-11/h3-10,17,19-20,23,25,28-31H,1-2H3,(H,32,33)