Using C#CC(C)(C)O, Cc1c(I)cc(Cl)cc1NC(=O)OC(C)(C)C to produce Cc1c(C#CC(C)(C)O)cc(Cl)cc1NC(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.