InChI=1S/C38H34O17/c1-13-6-19(40)28-34(54-38-32(45)30(43)31(44)36(55-38)37(46)47)24-18(8-15(49-3)11-22(24)51-5)26(35(28)52-13)25-17-7-14(48-2)10-21(50-4)23(17)33-27(29(25)42)20(41)9-16(12-39)53-33/h6-11,30-32,36,38-39,42-45H,12H2,1-5H3,(H,46,47)