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 7-(morpholine-4-carbonyl)-3-(2-morpholin-4-ylpyrimidin-5-yl)-9H-fluorene-1-carboxamide is given. What is its corresponding molecular formula?
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C27H27N5O4
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