You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 1-[3-(3,5-dimethyl-1,2-oxazol-4-yl)propyl]-2-[(2,4-dimethyl-1,3-thiazol-5-yl)methyl]-3-ethylguanidine;hydroiodide by IUPAC nomenclature, provide its molecular formula.
user
C17H28IN5OS
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