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system
Name the molecular formula for the molecule established as 4-[2-(1,1-dihydroxythian-4-yl)oxy-5-ethylsulfonylphenyl]-6-methyl-1H-pyrrolo[2,3-c]pyridin-7-one using the IUPAC nomenclature.
user
C21H26N2O6S2
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