You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Translate the chemical IUPAC name (3aS,7aR)-N-[4-fluoro-3-[(2-phenylacetyl)amino]phenyl]-1,2,3,4,5,6,7,7a-octahydroisoindole-3a-carboxamide into its molecular formula.
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C23H26FN3O2
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