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What is the molecular formula of the compound with this IUPAC name (1R,10S,11S,15R)-13-(bromomethyl)-11,15-dichloro-10-(4-hydroxy-3,5-dimethylphenyl)-4-phenyl-2,4,6,13-tetrazatetracyclo[7.7.0.02,6.011,15]hexadec-8-ene-3,5,12,14-tetrone ?
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C27H23BrCl2N4O5
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