Using OB(O)c1cc(Cl)ccc1OCc1ccc(Cl)cc1F, Cc1ccc(C#N)nc1CCl to produce Cc1ccc(C#N)nc1Cc1cc(Cl)ccc1OCc1ccc(Cl)cc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.