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Name the molecular formula for the molecule established as [2-(4-bromophenyl)-2-oxoethyl] 2-(1-bromo-16,18-dioxo-17-azapentacyclo[6.6.5.02,7.09,14.015,19]nonadeca-2,4,6,9,11,13-hexaen-17-yl)benzoate using the IUPAC nomenclature.
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C33H21Br2NO5
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