InChI=1S/C26H24O12/c1-26(2)7-6-12-14(38-26)9-13(28)15-16(29)22(20(35-21(12)15)10-4-3-5-11(27)8-10)36-25-19(32)17(30)18(31)23(37-25)24(33)34/h3-9,17-19,23,25,27-28,30-32H,1-2H3,(H,33,34)