You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[[3-fluoro-5-[2-[5-(5-methoxypyridin-3-yl)-1H-indazol-3-yl]-1H-pyrrolo[2,3-b]pyridin-4-yl]phenyl]methyl]methanesulfonamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C28H23FN6O3S
assistant