You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2S,3R)-2-(cyclopropylmethyl)-N'-[(3S)-6-fluoro-1-(3-fluorophenyl)-4-oxo-3,5-dihydro-2-benzazepin-3-yl]-3-(3,3,3-trifluoropropyl)butanediamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C27H26F5N3O3
assistant