You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[1-[N-[(3-fluorophenyl)methyl]-N'-methylcarbamimidoyl]piperidin-3-yl]acetamide;hydroiodide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C16H24FIN4O
assistant