You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 1-[[6-(diethylamino)pyridin-3-yl]methyl]-3-[[1-(2-ethoxyethyl)cyclopentyl]methyl]-2-methylguanidine into molecular formula.
user
C22H39N5O
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