Using C=C(C)C(C(=O)OC(c1ccccc1)c1ccccc1)N1CC(NC(=O)COc2ccccc2)C1=O, BrBr to produce CC(CBr)=C(C(=O)OC(c1ccccc1)c1ccccc1)N1CC(NC(=O)COc2ccccc2)C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.