Using COC(=O)C1CCN(Cc2ccccc2)CC1c1cc(C)cc(Br)c1 to produce Cc1cc(Br)cc2c1C(=O)[C@@H]1CCN(Cc3ccccc3)C[C@H]21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.