You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as 1-[2-(1,3,4,5,7,8,9,9a-octahydropyrrolo[1,2-a][1,4]diazepin-2-yl)-5-bromopyridin-3-yl]-N-methylmethanamine using the IUPAC nomenclature.
user
C15H23BrN4
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