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system
Provide the molecular formula for the IUPAC named substance N-[(2S)-1'-methyl-2',4'-dioxospiro[1,3-dihydroindene-2,5'-imidazolidine]-5-yl]-2-[(6S)-2-oxo-6-phenylpiperidin-1-yl]acetamide .
user
C25H26N4O4
assistant