Using NC(=O)CBr, CC(C)(C)OC(=O)N[C@H]1CCc2ccc(O)cc2C1 to produce CC(C)(C)OC(=O)N[C@H]1CCc2ccc(OCC(N)=O)cc2C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.