You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 1-[2-(3,5-dioxo-4-azatricyclo[5.2.1.02,6]dec-8-en-4-yl)ethyl]-2-methyl-3-[(1-methylpyrazol-4-yl)methyl]guanidine;hydroiodide .
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C18H25IN6O2
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