You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 2-[[N-[2-(4-chlorophenoxy)propyl]-N'-methylcarbamimidoyl]amino]-N-propylacetamide;hydroiodide by IUPAC nomenclature, provide its molecular formula.
user
C16H26ClIN4O2
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