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 3-[2-[(4S,5R)-3-phenyl-5-pyridin-2-yl-2-sulfanylideneimidazolidin-4-yl]pyrrol-1-yl]benzoic acid is given. What is its corresponding molecular formula?
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C25H20N4O2S
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