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 N-[2-(N-[(1R)-2-(cyclopentylamino)-2-oxo-1-phenylethyl]-3-fluoro-4-methylanilino)-2-oxoethyl]thiophene-2-carboxamide is given. What is its corresponding molecular formula?
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C27H28FN3O3S
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