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