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system
Name the molecular formula for the molecule established as N-[(7S)-10-(2-carbamothioylhydrazinyl)-1,2,3-trimethoxy-9-oxo-6,7-dihydro-5H-benzo[a]heptalen-7-yl]acetamide;ethyl acetate using the IUPAC nomenclature.
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C26H34N4O7S
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