Using O=C(Nc1cccc2ccc(Cl)nc12)c1cscn1, OB(O)c1cccc(F)c1 to produce O=C(Nc1cccc2ccc(-c3cccc(F)c3)nc12)c1cscn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.