You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named [(2S)-2-[[(4S,5S)-2-amino-6-oxo-4,5-dihydro-1H-purin-9-yl]methoxy]-3-hydroxypropyl] (2S)-2-amino-3-methylbutanoate by IUPAC nomenclature, provide its molecular formula.
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C14H24N6O5
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