Using CNC(=O)c1cc(Cl)ccn1, Cc1cc(Nc2ccc3cc(O)ccc3n2)ccc1Br to produce CNC(=O)c1cc(Oc2ccc3nc(Nc4ccc(Br)c(C)c4)ccc3c2)ccn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.