You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 3-[5-[[(3R)-3-fluoropyrrolidin-1-yl]methyl]-1-(4-methylphenyl)sulfonylindol-2-yl]-3-oxopropanenitrile into molecular formula.
user
C23H22FN3O3S
assistant