You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule identified by [(3aR,6aS)-2,3,3a,4,6,6a-hexahydro-1H-pyrrolo[3,4-c]pyrrol-5-yl]-[1-(2-methylpropyl)cyclopentyl]methanone;hydrochloride ?
user
C16H29ClN2O
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