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 2-(3,5-dihydro-2H-1,4-benzoxazepin-4-yl)-1-(1-methylpyrrol-2-yl)ethanone using the IUPAC nomenclature.
user
C16H18N2O2
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