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system
Name the molecular formula for the molecule established as 1-[(1R,3S,4R,8R,9Z)-10-methylidene-3-(2-nitrophenyl)sulfanyl-9-[(2-nitrophenyl)sulfanylmethylidene]-11-oxatricyclo[6.2.1.02,7]undec-2(7)-en-4-yl]ethanone using the IUPAC nomenclature.
user
C26H22N2O6S2
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