You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[(1S,5S,6S)-3-amino-5-[2-fluoro-5-[(Z)-2-fluoro-2-(5-isocyanopyridin-2-yl)ethenyl]phenyl]-5-methyl-2-thia-4-azabicyclo[4.1.0]hept-3-en-1-yl]-[(3R,5R)-3,5-dimethylmorpholin-4-yl]methanone The above is the IUPAC name of a molecule. Write its molecular formula.
user
C27H27F2N5O2S
assistant