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-(4-chlorophenyl)ethyl]-2-[(4,5-dimethyl-1,2,4-triazol-3-yl)methyl]-3-(3-morpholin-4-ylpropyl)guanidine;hydroiodide .
user
C21H33ClIN7O
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