You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named N-(3-methoxy-1H-1,2,4-triazol-5-yl)-1-propylsulfonylpyrrolidine-2-carboxamide by IUPAC nomenclature, provide its molecular formula.
user
C11H19N5O4S
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