Using CC(C)(C)OC(=O)N1CCN(C[C@@H](O)CN)CC1, BrCc1ccccc1 to produce CC(C)(C)OC(=O)N1CCN(C[C@@H](O)CN(Cc2ccccc2)Cc2ccccc2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.