InChI=1S/C36H26O15/c37-16-9-18(38)28-21(41)12-25(48-26(28)10-16)15-6-7-23(50-36-32(45)30(43)31(44)34(51-36)35(46)47)17(8-15)27-19(39)11-20(40)29-22(42)13-24(49-33(27)29)14-4-2-1-3-5-14/h1-13,30-32,34,36-40,43-45H,(H,46,47)