InChI=1S/C26H24O12/c1-9(2)3-4-10-5-12-15(7-13(10)27)36-25(34)18-11-6-14(28)17(8-16(11)35-22(12)18)37-26-21(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)