InChI=1S/C36H26O17/c37-14-4-1-12(2-5-14)22-9-18(40)26-17(39)8-16(38)25(33(26)51-22)15-7-13(23-10-19(41)27-24(50-23)11-20(42)28(43)29(27)44)3-6-21(15)52-36-32(47)30(45)31(46)34(53-36)35(48)49/h1-11,30-32,34,36-39,42-47H,(H,48,49)