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