InChI=1S/C26H24O14/c1-33-9-6-10-13(8-4-5-36-25(8)37-10)21-14(9)16(27)15-11(7-12(34-2)20(35-3)22(15)39-21)38-26-19(30)17(28)18(29)23(40-26)24(31)32/h4-8,17-19,23,25-26,28-30H,1-3H3,(H,31,32)