Using Cc1ccc(O)c(C(=O)CCCl)c1, CCOC(=O)C(NC(C)=O)C(=O)OCC to produce CCOC(=O)C(CCC(=O)c1cc(C)ccc1O)(NC(C)=O)C(=O)OCC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.