InChI=1S/C36H32O15/c37-16-8-6-14(7-9-16)30-21(40)12-18-19(38)13-23-25(31(18)48-30)26-24-20(39)10-17(47-35-29(43)27(41)28(42)32(49-35)34(45)46)11-22(24)50-36(51-23,33(26)44)15-4-2-1-3-5-15/h1-11,13,21,26-30,32-33,35,37-44H,12H2,(H,45,46)