You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named 1-[5-[(2-chlorophenyl)methylsulfanyl]-1,3,4-thiadiazol-2-yl]-5-(3-ethoxy-4-propoxyphenyl)-4-[(4-fluorophenyl)-hydroxymethylidene]pyrrolidine-2,3-dione by IUPAC nomenclature, provide its molecular formula.
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C31H27ClFN3O5S2
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