You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named N-[2-[3-(3-fluorophenyl)-1,2,4-oxadiazol-5-yl]thiophen-3-yl]-2-(4-methylphenyl)acetamide is given. What is its corresponding molecular formula?
user
C21H16FN3O2S
assistant