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 N-benzyl-3-[[N'-methyl-N-(3-methylsulfanylcyclopentyl)carbamimidoyl]amino]propanamide;hydroiodide is given. What is its corresponding molecular formula?
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C18H29IN4OS
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