Using CCOC(=O)CCCOc1ccccc1N, O=C(O)CCCCCCCCCCBr to produce CCOC(=O)CCCOc1ccccc1NC(=O)CCCCCCCCCCBr, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.