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(3aS,4R,7R,9R,10R,11R,13R,15R,15aR)-1-Amino-10-((2S,3R,4S,6R)-4-dimethylamino-3-hydroxy-6-methyl-tetrahydro-pyran-2-yloxy)-4-ethyl-11-methoxy-3a,7,9,11,13,15-hexamethyl-octahydro-3,5-dioxa-1-aza-cyclopentacyclotetradecene-2,6,8,14-tetraone