Using COC(=O)c1ccc(CCC(/C=C/c2ccccc2O)Cc2ccc(C#N)cc2)cc1, BrCCCCBr to produce COC(=O)c1ccc(CCC(/C=C/c2ccccc2OCCCCBr)Cc2ccc(C#N)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.