You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named N-[4-(2,4-difluorophenoxy)-3-[4-[4-(dimethylamino)cyclohexyl]oxy-1-methyl-6-oxopyridin-3-yl]phenyl]ethanesulfonamide is given. What is its corresponding molecular formula?
user
C28H33F2N3O5S
assistant