You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 3-(2,5-dioxopyrrolidin-1-yl)-4-methoxy-N-[4-(pyridin-4-ylmethyl)phenyl]benzenesulfonamide into its molecular formula.
user
C23H21N3O5S
assistant