You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
butanedioic acid;3-fluoro-8-propan-2-yl-6-[(3S)-3-propylpiperazin-1-yl]-11H-benzo[b][1,4]benzodiazepine;methanol The above is the IUPAC name of a molecule. Write its molecular formula.
user
C28H39FN4O5
assistant