InChI=1S/C26H26O14/c1-35-13-7-9(3-5-11(13)27)20-15-16(25(34)38-20)21(39-24(15)33)10-4-6-12(14(8-10)36-2)37-26-19(30)17(28)18(29)22(40-26)23(31)32/h3-8,15-22,26-30H,1-2H3,(H,31,32)