You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named [(3aS,8aR)-2,3,3a,4,5,7,8,8a-octahydro-1H-pyrrolo[3,4-d]azepin-6-yl]-[3-(difluoromethoxy)thiophen-2-yl]methanone is given. What is its corresponding molecular formula?
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C14H18F2N2O2S
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