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 (4S,5S)-5-[5-(2-methoxy-4-nitrophenyl)furan-2-yl]-4-pyridin-2-yl-1-(pyridin-3-ylmethyl)imidazolidine-2-thione is given. What is its corresponding molecular formula?
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C25H21N5O4S
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