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Tert-butyl (4S,5R)-4-(cyclohexylmethyl)-2,2-dimethyl-5-[(4S,5S)-2-oxo-5-[(4S)-2-oxo-4-propan-2-yl-1,3-oxazolidine-3-carbonyl]-1,3-dioxolan-4-yl]-1,3-oxazolidine-3-carboxylate


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