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What is the molecular formula of the compound with this IUPAC name (2S,3R,4S,5S)-2-[6-amino-8-[(2Z)-2-[(4-hydroxyphenyl)methylidene]hydrazinyl]purin-9-yl]-5-(hydroxymethyl)oxolane-3,4-diol ?
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C17H19N7O5
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