InChI=1S/C36H46O18/c1-14-18-12-47-30(44)22(18)27(45-7)17-9-19-33(6)20(49-15(2)37)11-35(46-8)53-32(4,5)36(33,54-35)21(50-16(3)38)10-34(19,52-26(14)17)13-48-31-25(41)23(39)24(40)28(51-31)29(42)43/h19-21,23-25,28,31,39-41H,9-13H2,1-8H3,(H,42,43)