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system
Name the molecular formula for the molecule established as methyl (3S,4S)-4-(3-chloro-4-ethoxyphenyl)-5-cyano-6-[2-(2-methoxyethylamino)-2-oxoethyl]sulfanyl-2-oxo-3,4-dihydro-1H-pyridine-3-carboxylate using the IUPAC nomenclature.
user
C21H24ClN3O6S
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