InChI=1S/C26H26O14/c27-10-6-13(9-4-2-1-3-5-9)38-22-15(10)14(39-26-21(34)18(31)20(33)24(40-26)25(35)36)7-11(28)16(22)23-19(32)17(30)12(29)8-37-23/h1-7,12,17-21,23-24,26,28-34H,8H2,(H,35,36)