InChI=1S/C26H26O13/c1-9(2)3-4-10-5-11(6-14(29)17(10)30)22-23(18(31)16-13(28)7-12(27)8-15(16)37-22)38-26-21(34)19(32)20(33)24(39-26)25(35)36/h3,5-8,19-21,24,26-30,32-34H,4H2,1-2H3,(H,35,36)