Using C=CCN(CC(=O)N(C)OC)C(=O)OC(C)(C)C, Fc1ccc(Br)nc1 to produce C=CCN(CC(=NO)c1ccc(F)cn1)C(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.