Using C#CCO, Cn1cc(C(=O)NCc2ccc(Cl)cc2)c(=O)c2cc(CN3CCOCC3)cc(I)c21 to produce Cn1cc(C(=O)NCc2ccc(Cl)cc2)c(=O)c2cc(CN3CCOCC3)cc(C#CCO)c21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.