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