You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[4-[1-(3-ethoxyphenyl)-2,5-dioxo-4-propan-2-ylsulfanylpyrrol-3-yl]phenyl]acetamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C23H24N2O4S
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