You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-tert-butyl-2-hydroxy-6-methyl-5-methylsulfinyl-N-[2-methyl-4-(trifluoromethylsulfonyl)phenyl]benzamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C21H24F3NO5S2
assistant