InChI=1S/C36H34O16/c37-15-3-1-2-13(8-15)31-23(42)11-18-20(39)12-22(41)26(33(18)51-31)25-17-6-5-16(49-36-30(46)28(44)29(45)34(52-36)35(47)48)10-24(17)50-32(27(25)43)14-4-7-19(38)21(40)9-14/h1-10,12,23,25,27-32,34,36-46H,11H2,(H,47,48)