You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2R)-1-[(6S)-6-cyano-7-methyl-6-phenyloctanoyl]-N-(2,3-dihydro-1H-inden-2-yl)pyrrolidine-2-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C30H37N3O2
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