Using O=[N+]([O-])c1cn2c(n1)OC[C@@H](O)C2, ClCc1cc(Br)ccn1 to produce O=[N+]([O-])c1cn2c(n1)OC[C@@H](OCc1cc(Br)ccn1)C2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.