You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named sodium;[4-[5-[1-(cyclopropylmethyl)-5-pyridin-4-ylpyrazol-4-yl]-1,2,4-oxadiazol-3-yl]phenyl]methanol;hydride is given. What is its corresponding molecular formula?
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C21H20N5NaO2
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