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 4-[4-[4-(3-chloro-4-fluoroanilino)-7-cyclopentyloxyquinazolin-6-yl]oxybutyl]-6-methylmorpholin-2-one is given. What is its corresponding molecular formula?
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C28H32ClFN4O4
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