You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 3-(2-oxo-3H-benzimidazol-1-yl)propyl 1-(4-chlorophenyl)sulfonylcyclopentane-1-carboxylate into its molecular formula.
user
C22H23ClN2O5S
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