InChI=1S/C36H46O18/c1-14(37)49-20-11-35(46-8)53-32(3,4)36(54-35)21(50-15(2)38)10-33(5)19(34(20,36)6)9-16-26(52-33)18(17-12-47-30(44)22(17)27(16)45-7)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)