You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named (7-methoxynaphthalen-2-yl) 1-(4-fluoro-3-nitrophenyl)-5-oxopyrrolidine-3-carboxylate by IUPAC nomenclature, provide its molecular formula.
user
C22H17FN2O6
assistant