Using Oc1ccc(N2CCN(c3ccncc3)CC2)cc1, CCOC(=O)CC(C)CBr to produce CCOC(=O)CC(C)COc1ccc(N2CCN(c3ccncc3)CC2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.