You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 3-[(1R)-1-[2-(azetidin-3-yl)phenyl]ethyl]-5-fluoro-N-(6-fluoropyridin-2-yl)-2-oxo-1,3-benzoxazole-6-sulfonamide by IUPAC nomenclature, provide its molecular formula.
user
C23H20F2N4O4S
assistant