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[(2S,3R,4S,6R)-4-(Dimethylamino)-2-[[(1R,2R,7R,9S,12S,14R,17R,18R)-2-ethyl-12-hydroxy-1,7,9,14,17-pentamethyl-20-oxo-3,5,19,21-tetraoxa-16-azatetracyclo[16.3.0.04,6.010,12]henicosan-10-yl]oxy]-6-methyloxan-3-yl] acetate


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