Using Cc1[nH]cnc1C(C)(C)C, FC(F)(F)c1cnc(Cl)c(Cl)c1 to produce Cc1c(C(C)(C)C)ncn1-c1ncc(C(F)(F)F)cc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.