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system
Name the molecular formula for the molecule established as (1S,3S,3aR,6aS)-5'-chloro-1-[(1S)-1-hydroxyethyl]-5-[(4-methoxyphenyl)methyl]spiro[1,2,3a,6a-tetrahydropyrrolo[3,4-c]pyrrole-3,3'-1H-indole]-2',4,6-trione using the IUPAC nomenclature.
user
C23H22ClN3O5
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