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