You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[2-(benzenesulfinylmethyl)-1,3-dihydrobenzimidazol-2-yl]-N,2-dicyclohexylacetamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C28H37N3O2S
assistant