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system
Provide the molecular formula for the IUPAC named substance benzhydryl (1'S,2'R,3S,3'aS)-2'-(4-fluorobenzoyl)-2-oxospiro[1H-indole-3,3'-2,3a-dihydro-1H-pyrrolo[1,2-a]quinoline]-1'-carboxylate .
user
C40H29FN2O4
assistant