Using C#Cc1ccccc1, CC(=O)Nc1c(I)c(-c2ccccc2Cl)nn1C to produce CC(=O)Nc1c(C#Cc2ccccc2)c(-c2ccccc2Cl)nn1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.