You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-[3-[(4S,5S)-3-(3-methoxy-3-oxopropyl)-5-pyridin-2-yl-2-sulfanylideneimidazolidin-4-yl]-2,5-dimethylpyrrol-1-yl]benzoic acid is the IUPAC name of a molecule. Please give its molecular formula.
user
C25H26N4O4S
assistant