You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
5-ethyl-2-fluoro-4-[3-[5-(1-methylsulfonylpiperidin-4-yl)-3,4,6,7-tetrahydroimidazo[4,5-c]pyridin-2-yl]-1H-indazol-6-yl]phenol is the IUPAC name of a molecule. Please give its molecular formula.
user
C27H31FN6O3S
assistant