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 2-[[N'-benzyl-N-(1-pyridin-2-ylpyrrolidin-3-yl)carbamimidoyl]amino]-N,N-dimethylacetamide;hydroiodide .
user
C21H29IN6O
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