You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance N-[[4-fluoro-1-(2-pyridin-4-ylsulfanylacetyl)pyrrolidin-2-yl]methyl]propane-1-sulfonamide .
user
C15H22FN3O3S2
assistant