Using Cc1cc(N2C[C@@H](C)N(Cc3ccccc3)C[C@@H]2C)ccc1C#N to produce Cc1cc(N2C[C@@H](C)NC[C@@H]2C)ccc1C#N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.