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-[ethyl(methylsulfonyl)amino]propyl]-2-[3-(4-nitrophenyl)-1-phenylpyrazol-4-yl]acetamide into molecular formula.
user
C23H27N5O5S
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