Using COC(=O)Cc1cccc(Oc2ccc(Br)cc2CO)c1, BrP(Br)Br to produce COC(=O)Cc1cccc(Oc2ccc(Br)cc2CBr)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.