Using CCOC(=O)CNCc1cccc(Br)n1, O=C(Cl)OCc1ccccc1 to produce CCOC(=O)CN(Cc1cccc(Br)n1)C(=O)OCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.