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system
Name the molecular formula for the molecule established as 3-(4,5-dihydro-3H-azepin-7-yl)-2-[[9-[3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]purin-6-yl]amino]propanoic acid using the IUPAC nomenclature.
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C19H24N6O6
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