You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[2-methoxy-4-[(4R,5R)-5-(5-phenylsulfanylfuran-2-yl)-4-pyridin-2-yl-2-sulfanylideneimidazolidin-1-yl]phenyl]methanesulfonamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C26H24N4O4S3
assistant