Using Cc1ccc2c(c1)c1c(n2C#Cc2cccc(C)n2)CCN(C)C1 to produce Cc1ccc2c(c1)c1c(n2CCc2cccc(C)n2)CCN(C)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.