Using CCOC(=O)C1CCN(C(=O)c2ccc(OC)cc2)C1, CCOC(=O)Cl to produce CCOC(=O)C1(C(=O)OCC)CCN(C(=O)c2ccc(OC)cc2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.