| 1,5-anhydro-2,6-dideoxy-4-o-{2,6-dimethyl-5-[(6-methyl-5-oxo-5,6-dihydro-2h-pyran-2-yl)oxy]tetrahydro-2h-pyran-2-yl}-1-[3-({2,6-dimethyl-5-[(6-methyl-5-oxo-5,6-dihydro-2h-pyran-2-yl)oxy]tetrahydro-2h-pyran-2-yl}oxy)-4a,12b-dihydroxy-3-methyl-1,7,12-trioxo |
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