You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule N-(2-fluorophenyl)-2-[(2S)-1,1,4-trioxo-2-phenyl-2,3-dihydro-1lambda6,5-benzothiazepin-5-yl]acetamide .
user
C23H19FN2O4S
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