You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[1-[3-fluoro-4-[methanimidoyl-[2-[(5-oxo-1,2-dihydropyrazol-3-yl)amino]ethyl]amino]anilino]-3-hydroxypropan-2-yl] nitrite The above is the IUPAC name of a molecule. Write its molecular formula.
user
C15H20FN7O4
assistant