Using CCN(CC)C1CCN(C(=O)c2c(C)nn(-c3cccc(C#CC(C)C)c3)c2C)C1 to produce CCN(CC)C1CCN(C(=O)c2c(C)nn(-c3cccc(CCC(C)C)c3)c2C)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.