You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 1-(1-methylpyrrol-3-yl)sulfonyl-N-[1-(4-propan-2-ylphenyl)ethyl]piperidine-4-carboxamide into molecular formula.
user
C22H31N3O3S
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