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What is the molecular formula of the compound with this IUPAC name sodium;5-[5-[6-hydroxy-1-(3-methoxyphenyl)-2,4-dioxopyrimidin-5-yl]-3-methylpenta-2,4-dienylidene]-1-(3-methoxyphenyl)-2,6-dioxopyrimidin-4-olate ?
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C28H23N4NaO8
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