Using COC(=O)c1ccc(C(=O)O)cc1, N#Cc1cc(N)c(O)c(Br)c1 to produce COC(=O)c1ccc(-c2nc3cc(C#N)cc(Br)c3o2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.