Using O=[N+]([O-])c1ccc(Cl)nc1Cl, OB(O)c1ccc(Cl)cc1Cl to produce O=[N+]([O-])c1ccc(Cl)nc1-c1ccc(Cl)cc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.