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[(2S,3R,4S,6R)-4-(Dimethylamino)-2-[[(1S,2R,3R,7R,8S,11R,12S,13S,14R,19R)-8-ethyl-12-hydroxy-2,7,11,13,15,19-hexamethyl-5,10,17-trioxo-4,6,9,16,18-pentaoxatricyclo[13.3.2.03,7]icosan-14-yl]oxy]-6-methyloxan-3-yl] acetate


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