Using CCC(Br)C(=O)c1ccc(OC)c2c1CCC(=O)N2, C1COCCN1 to produce CC(C(=O)c1ccc(O)c2c1CCC(=O)N2)N1CCOCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.