You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named (6S)-6-[[2-(3-fluorophenyl)phenyl]methyl]-4-methyl-1-[(2S)-oxolane-2-carbonyl]-1,4-diazepan-5-one by IUPAC nomenclature, provide its molecular formula.
user
C24H27FN2O3
assistant