InChI=1S/C40H30O16/c1-14-6-21-29-24(45)8-15(26-10-16-7-19(43)12-25(46)36(16)52-26)9-28(29)56-40(22-5-3-17(41)11-23(22)44)31(21)30(20-4-2-18(42)13-27(20)55-40)35(14)53-39-34(49)32(47)33(48)37(54-39)38(50)51/h2-13,32-34,37,39,41-49H,1H3,(H,50,51)