You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule (E)-N-[5-[(4-chlorophenyl)methylsulfanyl]-1,3,4-thiadiazol-2-yl]-3-cyclohex-3-en-1-ylprop-2-enamide into molecular formula.
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C18H18ClN3OS2
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