Using Cn1cc(C(=O)Cc2cn(C(c3ccccc3)(c3ccccc3)c3ccccc3)cn2)cc1C(=O)c1ccc(Cl)cc1 to produce Cn1cc(C(=O)c2cnc[nH]2)cc1C(=O)c1ccc(Cl)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.