You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
7-chloro-N-[[4-[(4-methylpiperidin-1-yl)methyl]phenyl]methyl]-5-methylsulfonyl-3,4-dihydro-2H-1,5-benzoxazepine-2-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C25H32ClN3O4S
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