InChI=1S/C36H26O16/c37-17-8-15(49-36-32(46)30(44)31(45)34(52-36)35(47)48)9-25-27(17)20(40)11-24(50-25)14-6-16(29(43)22(42)7-14)26-18(38)10-19(39)28-21(41)12-23(51-33(26)28)13-4-2-1-3-5-13/h1-12,30-32,34,36-39,42-46H,(H,47,48)