Using C1N2CN3CN1CN(C2)C3, CCN(C)c1ccc(Cl)cc1C(=O)c1ccccc1 to produce CN1CCN=C(c2ccccc2)c2cc(Cl)ccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.