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 (3aS,6aR)-3-acetyl-5-hydroxy-2,5-dimethyl-6a-phenyl-N,N-dipropyl-3a,6-dihydrofuro[3,2-b]furan-6-carboxamide into molecular formula.
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C23H31NO5
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