Using CCC(=O)C1(c2ccccc2)CCNCC1, BrCCCc1ccccc1 to produce CCC(=O)C1(c2ccccc2)CCN(CCCc2ccccc2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.