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Products：9-Bromo-3-(2-bromoacetyl)-10,11-dihydro-5H-benzo[d]naphtho[2,3-b]pyran-8(9H)-one 
Cas No.：1438383-89-1 
Molecular Formula：C19H14Br2O3 
Molecular Weight：450.12 
Molecular Structure： 

 
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