You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named sodium;2-[4-[3-[3-(1,3-benzoxazol-2-yl)propylamino]propyl]phenoxy]-2-methylpropanoate by IUPAC nomenclature, provide its molecular formula.
user
C23H27N2NaO4
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