Using CON=C1C[C@@H](c2nc(C3CCNCC3)no2)N(C(=O)c2ccc(-c3ccccc3)cc2)C1, CC(=O)Cl to produce CON=C1C[C@@H](c2nc(C3CCN(C(C)=O)CC3)no2)N(C(=O)c2ccc(-c3ccccc3)cc2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.