Using C#CCC(c1ccc(Cl)cc1Cl)C(O)(C(C)=O)c1cccnc1 to produce C#CCC(c1ccc(Cl)cc1Cl)C(O)(c1cccnc1)C(C)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.