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What is the molecular formula of the compound with this IUPAC name 2-amino-9-[(2S,3R,4S,5R)-2-[tert-butyl(diphenyl)silyl]-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-1H-purin-6-one ?
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C26H31N5O5Si
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