Using CC(C)(C)c1ccc(N2C(=O)c3cccc(N)c3C2=O)cc1, O=Cc1ccncc1 to produce CC(C)(C)c1ccc(N2C(=O)c3cccc(NCc4ccncc4)c3C2=O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.