InChI=1S/C36H36O19/c37-12-25-28(45)31(48)34(55-35-32(49)30(47)29(46)26(54-35)13-50-27(44)6-2-14-1-4-18(39)21(42)7-14)36(53-25)52-24-11-17-20(41)9-16(38)10-23(17)51-33(24)15-3-5-19(40)22(43)8-15/h1-11,25-26,28-32,34-37,45-49H,12-13H2,(H5-,38,39,40,41,42,43,44)/p+1