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 4-amino-1-[4-(pyrazol-1-ylmethyl)piperidin-1-yl]butan-1-one;dihydrochloride is given. What is its corresponding molecular formula?
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C13H24Cl2N4O
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