Using N#Cc1nc(O)c2ccc(-c3ccccn3)cc2c1-c1cccc(F)c1, O=P(Cl)(Cl)Cl to produce N#Cc1nc(Cl)c2ccc(-c3ccccn3)cc2c1-c1cccc(F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.