You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule (6S,7R)-2-(3-hydroxypropyl)-5-methylidene-7-(3-methylphenyl)-6,7-dihydro-4H-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxamide into molecular formula.
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C17H21N5O2
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