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-[(2,5-difluorophenyl)methyl]-1,3,3a,4,5,6,7,7a-octahydroisoindol-4-amine;hydrochloride using the IUPAC nomenclature.
user
C15H21ClF2N2
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