You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Translate the chemical IUPAC name 1-[[4-(diethylamino)-3-fluorophenyl]methyl]-2-methyl-3-[(1,3,5-trimethylpyrazol-4-yl)methyl]guanidine;hydroiodide into its molecular formula.
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C20H32FIN6
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