You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named N-(1-ethylsulfonylpiperidin-4-yl)-2-[2-(2-fluoroanilino)-2-oxoethoxy]benzamide is given. What is its corresponding molecular formula?
user
C22H26FN3O5S
assistant