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[(1S,5S,6R,7S,10R,13R,15R,18S)-15-Acetyloxy-7-hydroxy-13,17,20,20-tetramethyl-3,14-dioxo-2,4,9-trioxapentacyclo[14.3.1.01,5.06,13.07,10]icosa-11,16-dien-18-yl] (2R,3S)-3-benzamido-2-[tert-butyl(dimethyl)silyl]oxy-3-phenylpropanoate


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