Using CCCCC1NC(=O)OC12CCN(C(=O)OCc1ccccc1)CC2, BrCC1CCCCC1 to produce CCCCC1N(CC2CCCCC2)C(=O)OC12CCN(C(=O)OCc1ccccc1)CC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.