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Under IUPAC nomenclature, a molecule named ethyl 4-[4-[2-(3-chloroanilino)-2-oxoethyl]-5-oxo-2-sulfanylidene-3-(thiophene-2-carbonylamino)imidazolidin-1-yl]benzoate is given. What is its corresponding molecular formula?
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C25H21ClN4O5S2
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