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system
Name the molecular formula for the molecule established as 1-[2-hydroxy-6-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyphenyl]-3-pyridin-4-ylpropan-1-one using the IUPAC nomenclature.
user
C20H23NO8
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