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