Using CCCC(Br)CCC, Cc1ccc(-c2cccc3c2OC(C)C(=O)N3)c(C)c1 to produce CCCC(CCC)N1C(=O)C(C)Oc2c(-c3ccc(C)cc3C)cccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.