Using Cn1nc(-c2c(F)cccc2Cl)nc1Cc1ccc(Cl)cc1, CI to produce CC(c1ccc(Cl)cc1)c1nc(-c2c(F)cccc2Cl)nn1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.