You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 4-tert-butyl-N-[(2R)-1-[(1-ethylsulfonylpiperidin-4-yl)amino]-4-methylsulfanyl-1-oxobutan-2-yl]benzamide into molecular formula.
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C23H37N3O4S2
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