You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 1-[5-[(4-chlorophenyl)methylsulfanyl]-1,3,4-thiadiazol-2-yl]-2-(4-ethylphenyl)-4-hydroxy-3-(7-methoxy-1-benzofuran-2-carbonyl)-2H-pyrrol-5-one into its molecular formula.
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C31H24ClN3O5S2
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