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Benzyl N-benzyl-N-[(1S)-3-[3-ethyl-5,6-bis(phenylmethoxy)-2,7-dioxabicyclo[2.2.1]heptan-1-yl]-1-[(4S,5S)-2-oxo-5-tetradecyl-1,3-dioxolan-4-yl]propyl]carbamate


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