You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named 7-[1-[5-[3,3,3-trifluoro-2-(methylsulfonylmethyl)propyl]pyridin-2-yl]pyrazol-4-yl]-1H-imidazo[4,5-b]pyridine is given. What is its corresponding molecular formula?
user
C19H17F3N6O2S
assistant