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 2-[2-(5-chlorothiophen-2-yl)-1,3-thiazol-4-yl]-N-[1-(pyridin-2-ylmethyl)pyrazol-3-yl]acetamide into molecular formula.
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C18H14ClN5OS2
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