Using CCOC(=O)CNC(=O)CCc1cc(Cl)ccc1C(=O)CCCNC(C)=O to produce CC(=O)NCCCC(=O)c1ccc(Cl)cc1CCC(=O)NCC(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.