InChI=1S/C28H37NO21/c30-5-10-20(15(36)18(39)24(46-10)45-7-1-2-9-8(3-7)28(44,4-12(32)33)27(43)29-9)48-25-19(40)16(37)21(11(6-31)47-25)49-26-17(38)13(34)14(35)22(50-26)23(41)42/h1-3,10-11,13-22,24-26,30-31,34-40,44H,4-6H2,(H,29,43)(H,32,33)(H,41,42)