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