You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule (6R,7aS)-6-[[3-(4-bromophenyl)phenyl]methoxy]-2-(3,5-dichlorophenyl)-5,6,7,7a-tetrahydropyrrolo[1,2-c]imidazole-1,3-dione ?
user
C25H19BrCl2N2O3
assistant