You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 1-(prop-2-enoxymethyl)-8-(pyridin-2-ylmethyl)-5,6,7,9-tetrahydroimidazo[1,5-a][1,4]diazepine into its molecular formula.
user
C17H22N4O
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