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 2-[4-(1,3-thiazol-4-ylmethyl)piperazin-1-yl]-N-(2-thiophen-2-ylethyl)acetamide is given. What is its corresponding molecular formula?
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C16H22N4OS2
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