Using CCOC(=O)c1ccncc1, Cc1ccnc(NC(=O)OC(C)(C)C)c1 to produce CC(C)(C)OC(=O)Nc1cc(CC(=O)c2ccncc2)ccn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.