Using Cc1cc(C2CN(C(=O)OC(C)(C)C)CCO2)cnc1N=C(c1ccccc1)c1ccccc1 to produce Cc1cc(C2CN(C(=O)OC(C)(C)C)CCO2)cnc1N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.