InChI=1S/C40H38O16/c1-16-10-24(22-8-6-20(42)14-27(22)45)30(33(49)23-9-7-21(43)15-28(23)46)25(11-16)31-29(47)12-18(3-2-17-4-5-19(41)13-26(17)44)32(48)37(31)55-40-36(52)34(50)35(51)38(56-40)39(53)54/h2-9,11-15,24-25,30,34-36,38,40-48,50-52H,10H2,1H3,(H,53,54)/b3-2+