You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-[1-[3-cyclopropyl-6-[2-(oxan-4-yl)-1,3-thiazol-5-yl]benzimidazol-4-yl]oxyethyl]pyrrolidin-2-one is the IUPAC name of a molecule. Please give its molecular formula.
user
C24H28N4O3S
assistant