You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 4-ethoxy-N-[3-fluoro-4-[(5-methoxy-2,3-dihydro-[1,4]dioxino[2,3-f]quinolin-10-yl)oxy]phenyl]-1-(3-fluorophenyl)-2-oxopyridine-3-carboxamide by IUPAC nomenclature, provide its molecular formula.
user
C32H25F2N3O7
assistant