You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance (4R)-4-(4-methoxyphenyl)-N-[(4-methylphenyl)methyl]-4,6-dihydropyrrolo[1,2-a][1,4]benzodiazepine-5-carboxamide .
user
C28H27N3O2
assistant