You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
methyl N-[(1R)-2-[(2S)-2-[5-(3-bromophenyl)-1H-imidazole-2-carbonyl]pyrrolidin-1-yl]-2-oxo-1-phenylethyl]carbamate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C24H23BrN4O4
assistant