Using BrCc1ccccc1, COc1cc2c(cc1OC)C(c1ccccc1)N1CCNCC1C2 to produce COc1cc2c(cc1OC)C(c1ccccc1)N1CCN(Cc3ccccc3)CC1C2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.