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 (5R,6R,7S)-8-bromo-2-N-tert-butyl-3-(2-hydroxyethyl)-4-oxo-6-N-phenyl-10-oxa-3-azatricyclo[5.2.1.01,5]decane-2,6-dicarboxamide is given. What is its corresponding molecular formula?
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C22H28BrN3O5
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