You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[2-(1,3-benzodioxol-5-yloxy)ethyl]-2-(methylamino)-2-(1-methylpyrazol-4-yl)acetamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C16H20N4O4
assistant