You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named (5R)-3-(1,3-benzodioxol-5-ylmethyl)-5-[3-(2,3-dihydroindol-1-yl)-3-oxopropyl]imidazolidine-2,4-dione by IUPAC nomenclature, provide its molecular formula.
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C22H21N3O5
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