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system
Provide the molecular formula for the IUPAC named substance (2S,4R)-1-[5-chloro-3-(2,3-dihydro-1-benzofuran-7-yl)-2-oxo-1H-indol-3-yl]-4-fluoro-N,N-dimethylpyrrolidine-2-carboxamide .
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C23H23ClFN3O3
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