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What is the molecular formula of the compound with this IUPAC name tert-butyl (2S)-3-[(2S,3R,4R,5R,6R)-3-amino-4,5-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-2-[(2-methylpropan-2-yl)oxycarbonylamino]propanoate ?
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C18H34N2O9
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