Using CC(C)(C)OC(=O)N1CCN2C(=O)c3c(O)cccc3C2C1, BrCc1ccccc1 to produce CC(C)(C)OC(=O)N1CCN2C(=O)c3c(OCc4ccccc4)cccc3C2C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.