You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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4-[(1R,2R)-2-(5-piperidin-1-yl-1,2,4-oxadiazol-3-yl)cyclopropyl]benzenesulfonamide is the IUPAC name of a molecule. Please give its molecular formula.
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C16H20N4O3S
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