Using FC(F)(F)c1cnc(Cl)cc1Cl, CC1CNCC(C)N1 to produce C[C@@H]1CN(c2cc(Cl)c(C(F)(F)F)cn2)C[C@H](C)N1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.