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 methyl 2-[N-[4-(4-fluorophenyl)butyl]-2-methoxy-5-[4-(trifluoromethoxy)phenyl]anilino]-2-oxoacetate is given. What is its corresponding molecular formula?
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C27H25F4NO5
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