You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[1-(cyclohexanecarbonyl)pyrrolidin-3-yl]-3-(8,8-dimethyl-2-oxabicyclo[4.2.0]octan-7-yl)-2-methylguanidine;hydroiodide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C22H39IN4O2
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