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 6-oxo-1-[(5-propyl-1,2,4-oxadiazol-3-yl)methyl]piperidine-3-carboxylic acid is given. What is its corresponding molecular formula?
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C12H17N3O4
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