InChI=1S/C26H24O12/c1-9(2)3-4-10-5-12-15(8-13(10)27)37-25(34)18-17-14(28)6-11(7-16(17)36-22(12)18)35-26-21(31)19(29)20(30)23(38-26)24(32)33/h3,5-8,19-21,23,26-31H,4H2,1-2H3,(H,32,33)