Using O=C(n1ccnc1)n1ccnc1, Cc1ccc(-c2c(-c3cn(NC=N)c(C)n3)cnn2C)cc1 to produce Cc1ccc(-c2c(-c3nc(C)n4nc[nH]c(=O)c34)cnn2C)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.