You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-(4-acetylphenyl)-3-[[(2S,4R,5S)-5-(thiomorpholin-4-ylmethyl)-1-azabicyclo[2.2.2]octan-2-yl]methyl]urea The above is the IUPAC name of a molecule. Write its molecular formula.
user
C22H32N4O2S
assistant