You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 1-[[4-[3-(dimethylamino)propoxy]phenyl]methyl]-3-[2-(2-fluorophenyl)ethyl]-2-methylguanidine;hydroiodide by IUPAC nomenclature, provide its molecular formula.
user
C22H32FIN4O
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