You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 1,2-dimethyl-1-[2-(oxan-4-yl)ethyl]-3-(2-oxo-2-piperidin-1-ylethyl)guanidine;hydroiodide into its molecular formula.
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C17H33IN4O2
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