You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 2-[3-(benzenesulfonyl)phenoxy]-4-[1-(3-methylimidazol-4-yl)pyrrolidin-2-yl]benzonitrile by IUPAC nomenclature, provide its molecular formula.
user
C27H24N4O3S
assistant