You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-(4-amino-3,5-dichlorophenyl)-7-fluoro-2-oxo-3,4-dihydro-1H-quinoline-4-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C16H12Cl2FN3O2
assistant