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system
Provide the molecular formula for the IUPAC named substance ethyl (1S,3aS,4R,5R,7aS)-1-(tert-butylcarbamoyl)-2-[(2R)-1-hydroxypropan-2-yl]-5-methyl-3-oxo-3a,4,5,7a-tetrahydro-1H-isoindole-4-carboxylate .
user
C20H32N2O5
assistant