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system
Name the molecular formula for the molecule established as 3-[[2-(1,3-benzodioxol-5-ylmethoxy)-5-bromo-3-nitrophenyl]methylideneamino]-6-bromo-2-[(2S)-butan-2-yl]quinazolin-4-one using the IUPAC nomenclature.
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C27H22Br2N4O6
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