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 N-[4-(dimethylamino)-2-piperidin-1-ylpyrimidin-5-yl]-1-(3-methylphenyl)methanesulfonamide is given. What is its corresponding molecular formula?
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C19H27N5O2S
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