You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named carbamoyl 2-(4-fluorophenyl)-6-[1-(methanesulfonamido)propan-2-yl]-5-methoxy-1-benzofuran-3-carboxylate is given. What is its corresponding molecular formula?
user
C21H21FN2O7S
assistant