Using CC(C)OC(=O)CCC(C(=O)OC(C)C)C(O)c1ccccc1, CC(=O)OC(C)=O to produce CC(=O)OC(c1ccccc1)C(CCC(=O)OC(C)C)C(=O)OC(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.