You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 2-[2-(1,1-dioxo-1,2-thiazolidin-2-yl)ethyl]-1-ethyl-3-(1-thiophen-2-ylpiperidin-4-yl)guanidine;hydroiodide by IUPAC nomenclature, provide its molecular formula.
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C17H30IN5O2S2
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