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Name the molecular formula for the molecule established as (1Z)-7-chloro-1-[(6-chloro-4-oxochromen-3-yl)methylidene]-3-(2,4,4-trimethylpentan-2-ylimino)furo[3,4-b]chromen-9-one using the IUPAC nomenclature.
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C29H25Cl2NO5
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