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(1R,2R,5R,7R,8R,11R,13R,14R)-8-[4-(Dimethylamino)-3,6-dimethyloxan-2-yl]oxy-1,2,5,7,9,9,11,13-octamethyl-3,15,17-trioxabicyclo[12.3.0]heptadecane-4,6,12,16-tetrone


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