You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 5-[(4,5-dimethyl-1,3-oxazol-2-yl)sulfanylmethyl]-2-pyridin-2-yl-1H-pyrazolo[1,5-a]pyrimidin-7-one into its molecular formula.
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C17H15N5O2S
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