InChI=1S/C36H36O17/c37-15-3-4-16(20(40)10-15)27(28-24(44)12-21(41)17-11-25(45)32(52-33(17)28)14-2-6-18(38)22(42)9-14)23(43)7-13-1-5-19(39)26(8-13)51-36-31(48)29(46)30(47)34(53-36)35(49)50/h1-6,8-10,12,23,25,27,29-32,34,36-48H,7,11H2,(H,49,50)