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system
Name the molecular formula for the molecule established as 4-(4-bromophenyl)-1-(9H-fluoren-9-ylmethoxycarbonyl)piperidine-4-carboxylic acid;9H-fluoren-9-ylmethyl 4-(4-bromophenyl)-4-(hydroxymethyl)piperidine-1-carboxylate using the IUPAC nomenclature.
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C54H50Br2N2O7
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