Using CCOC(=O)CC(=O)OCC, CC(Oc1ccc(Oc2ccc(C#N)cc2)cc1)C(=O)Cl to produce CCOC(=O)C(C(=O)OCC)C(=O)C(C)Oc1ccc(Oc2ccc(C#N)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.