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