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What is the molecular formula of the molecule [4-[12,18-dibromo-15-(2,5-dimethylphenyl)-10,26-dioxaheptacyclo[14.11.0.02,14.03,11.04,9.019,27.020,25]heptacosa-1(27),2,4,6,8,11,13,16,18,20,22,24-dodecaen-15-yl]phenyl]-trimethylsilane ?
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C42H32Br2O2Si
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