Using COC(=O)c1ccc(OCCBr)cc1O, CC(=NO)c1ccc(C(C)(C)C)cc1 to produce COC(=O)c1ccc(OCCON=C(C)c2ccc(C(C)(C)C)cc2)cc1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.