You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule N-(2-cyclohexylcyclopropyl)-N'-ethyl-4-(4-methyl-2,5-dioxoimidazolidin-4-yl)piperidine-1-carboximidamide;hydroiodide into molecular formula.
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C21H36IN5O2
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