You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named N-[3-(4-hydroxypiperidin-1-yl)propyl]-3-(5-methyl-1,2,4-oxadiazol-3-yl)benzamide by IUPAC nomenclature, provide its molecular formula.
user
C18H24N4O3
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