You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[1-(3,4-dihydro-2H-1,5-benzodioxepin-7-yl)-2-methylpropyl]-4-fluoro-3-methyl-1-benzothiophene-2-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C23H24FNO3S
assistant