You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule N-(3-chloro-4-methylphenyl)-N-[(2S)-1-(4-methylpiperazin-1-yl)-1-oxopropan-2-yl]methanesulfonamide into molecular formula.
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C16H24ClN3O3S
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