InChI=1S/C36H28O16/c1-10-4-14-22(16-8-12(37)9-20(41)25(16)28(43)23(14)18(39)5-10)21-13-2-3-17(38)27(42)26(13)29(44)24-15(21)6-11(7-19(24)40)35(50)52-36-32(47)30(45)31(46)33(51-36)34(48)49/h2-9,21-22,30-33,36-42,45-47H,1H3,(H,48,49)