You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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2-chloro-3-methyl-4-[1-[(2S)-2-(2H-1,3-oxazol-3-yl)propyl]pyrazol-3-yl]benzonitrile is the IUPAC name of a molecule. Please give its molecular formula.
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C17H17ClN4O
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