You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
8-[(1,3-benzodioxol-5-ylmethylamino)methyl]-3,6-dihydro-2H-[1,4]dioxino[2,3-g]quinolin-7-one The above is the IUPAC name of a molecule. Write its molecular formula.
user
C20H18N2O5
assistant