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Under IUPAC nomenclature, a molecule named N-[2-[(1R)-5-chloro-1'-[(3S,4R)-4-(2,4-difluorophenyl)-1-(oxan-4-yl)pyrrolidine-3-carbonyl]-6-methylspiro[1H-2-benzofuran-3,4'-piperidine]-1-yl]propan-2-yl]acetamide is given. What is its corresponding molecular formula?
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C34H42ClF2N3O4
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