Using CCOC(=O)CBr, O=C1NCCCC1(c1ccccc1)c1ccccc1 to produce CCOC(=O)CN1CCCC(c2ccccc2)(c2ccccc2)C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.