You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule 5-chloro-N-[(3S)-8-cyano-5-methyl-4-oxo-2,3-dihydro-1,5-benzoxazepin-3-yl]-4-(2,4-difluorophenyl)pyrimidine-2-carboxamide ?
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C22H14ClF2N5O3
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