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Under IUPAC nomenclature, a molecule named 1-ethyl-2-[3-(furan-2-ylmethoxy)propyl]-3-[2-[[3-(trifluoromethyl)pyridin-2-yl]amino]ethyl]guanidine;hydroiodide is given. What is its corresponding molecular formula?
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C19H27F3IN5O2
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