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[2-[[(1R,2R,5R,6S,7S,8R,9R,11R,12S,13S,14R)-9,12-Dihydroxy-6-(4-methoxy-4,6-dimethyloxan-2-yl)oxy-1,5,7,9,11,13-hexamethyl-4,16-dioxo-2-propyl-3,15,17-trioxabicyclo[12.3.0]heptadecan-8-yl]oxy]-4-(dimethylamino)-6-methyloxan-3-yl] acetate


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