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-[1-(2-methoxyethyl)-4,5-dimethylimidazol-2-yl]sulfanyl-N-(2-oxo-2-pyrrolidin-1-ylethyl)acetamide into molecular formula.
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C16H26N4O3S
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