You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named ethane;ethyl 13-(4-bromo-2-methoxyanilino)-3,4,12,14-tetrazatricyclo[8.4.0.02,6]tetradeca-1(14),2,5,10,12-pentaene-5-carboxylate by IUPAC nomenclature, provide its molecular formula.
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C22H26BrN5O3
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