Using Fc1ccc(C(Nn2cncn2)c2ccc(Cl)cc2Cl)cc1, CI to produce CN(C(c1ccc(F)cc1)c1ccc(Cl)cc1Cl)n1cncn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.