Using Cc1ccnc(N)c1, CCOC(=O)c1c(C)nc2cc(C)ccn12 to produce Cc1ccnc(NC(=O)c2c(C)nc3cc(C)ccn23)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.