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-(8-chloro-1,3-dimethyl-2,6-dioxopurin-7-yl)-N-(2-fluoro-4-methylphenyl)acetamide is given. What is its corresponding molecular formula?
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C16H15ClFN5O3
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