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-[3-[4-(cyanomethyl)phenyl]-5-methyl-1,3-thiazol-2-ylidene]-1,1-diethylurea is given. What is its corresponding molecular formula?
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C17H20N4OS
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