You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Can you give the molecular formula of the molecule 2-[1-(2-chlorophenyl)-7,7-dimethyl-6,8-dihydro-4H-pyrazolo[4,3-c]azepin-5-yl]-N-(2,2-difluoroethyl)acetamide ?
user
C19H23ClF2N4O
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