Using CC1CCCC(N=C=O)C1, NCc1ccnc(-n2[nH]cc(-c3cccnc3)c2=O)c1 to produce CC1CCCC(NC(=O)NCc2ccnc(-n3[nH]cc(-c4cccnc4)c3=O)c2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.