You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named [(2R)-1-oxo-1-phenylpropan-2-yl] 4-[(1R,2S,6S,7R,8S,10S)-3,5-dioxo-4-azatetracyclo[5.3.2.02,6.08,10]dodec-11-en-4-yl]benzoate is given. What is its corresponding molecular formula?
user
C27H23NO5
assistant