Using CCOC(=O)c1c(O)nn(C(C)C)c1Br, BrCc1ccccc1 to produce CCOC(=O)c1c(OCc2ccccc2)nn(C(C)C)c1Br, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.