You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named N-[4-[4-anilino-2,5-dioxo-1-(pyridin-3-ylmethyl)pyrrol-3-yl]phenyl]acetamide is given. What is its corresponding molecular formula?
user
C24H20N4O3
assistant