InChI=1S/C36H34O17/c37-14-3-1-2-12(6-14)32-27(44)26(24-20(42)11-18(40)16-10-21(43)31(52-33(16)24)13-4-5-17(39)19(41)7-13)25-22(50-32)8-15(38)9-23(25)51-36-30(47)28(45)29(46)34(53-36)35(48)49/h1-9,11,21,26-32,34,36-47H,10H2,(H,48,49)