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-(2-aminoethoxy)-5-chloropyridin-3-yl]-3-[2-chloro-7-(1-methoxyethyl)pyrazolo[1,5-a]pyrimidin-6-yl]urea;hydrochloride .
user
C17H20Cl3N7O3
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