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 4-benzyl-N-(3,4-difluorophenyl)-1,5-dioxo-2,3-dihydropyrrolo[1,2-a]quinazoline-3a-carboxamide .
user
C25H19F2N3O3
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