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12-Amino-8-[4-(dimethylamino)-3-hydroxy-6-methyloxan-2-yl]oxy-2-ethyl-9-hydroxy-6-(5-hydroxy-4-methoxy-4,6-dimethyloxan-2-yl)oxy-1,5,7,9,11,13-hexamethyl-3,15,17-trioxabicyclo[12.3.0]heptadecane-4,16-dione


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