Using CC(C)(Oc1c(F)cc(Cl)cc1F)c1nnc(-c2ccnc(N)c2)o1, CCN to produce CCn1c(-c2ccnc(N)c2)nnc1C(C)(C)Oc1c(F)cc(Cl)cc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.