Using CC(C)(C)OC(=O)N1CCC(ON)CC1, O=C(c1ccccc1)c1cc2ccncc2[nH]1 to produce CC(C)(C)OC(=O)N1CCC(ON=C(c2ccccc2)c2cc3ccncc3[nH]2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.