You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named 1-(3-cyclopentyloxypropyl)-3-ethyl-2-[3-(oxolan-3-ylmethoxy)propyl]guanidine;hydroiodide is given. What is its corresponding molecular formula?
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C19H38IN3O3
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