You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name [(2S)-1-[(2R)-2-methyl-2,3-dihydroindol-1-yl]-1-oxopropan-2-yl] 5-methoxy-3-methyl-1-benzofuran-2-carboxylate into its molecular formula.
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C23H23NO5
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