InChI=1S/C35H34O17/c36-13-25-28(43)31(46)34(50-25)52-33-30(45)29(44)26(14-47-27(42)8-3-15-1-5-17(37)6-2-15)51-35(33)49-24-12-19-21(40)10-18(38)11-23(19)48-32(24)16-4-7-20(39)22(41)9-16/h1-12,25-26,28-31,33-36,43-46H,13-14H2,(H4-,37,38,39,40,41,42)/p+1/t25-,26-,28+,29-,30+,31-,33-,34+,35-/m1/s1