You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 5-[[[N-(4-ethoxy-3-methoxyphenyl)-N'-methylcarbamimidoyl]amino]methyl]furan-2-carboxamide;hydroiodide into molecular formula.
user
C17H23IN4O4
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