You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 4,4,4-trifluoro-N-[1-[[(7S)-5-(2-hydroxyethyl)-6-oxo-7H-pyrido[2,3-d][3]benzazepin-7-yl]amino]-1-oxopropan-2-yl]butanamide by IUPAC nomenclature, provide its molecular formula.
user
C22H23F3N4O4
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