You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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N-[[(3R)-1-(cyclopropanecarbonyl)pyrrolidin-3-yl]methyl]-4-(1H-indol-7-yl)-N-propan-2-ylbenzamide is the IUPAC name of a molecule. Please give its molecular formula.
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C27H31N3O2
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