You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule (3S,3aR,6aR)-5-(4-fluorophenyl)-2,3-diphenyl-3a,6a-dihydro-3H-pyrrolo[3,4-d][1,2]oxazole-4,6-dione into molecular formula.
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C23H17FN2O3
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