Using Oc1cccc(CBr)c1, COC(=O)C(C#N)Cc1ccc(O)cc1 to produce COC(=O)C(C#N)Cc1ccc(OCc2cccc(O)c2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.