Using C[C@H](Nc1nc(-c2cnccn2)nc(Cl)c1-c1c(F)cc(F)cc1F)C(F)(F)F, CNCCCO to produce CNCCCOc1cc(F)c(-c2c(Cl)nc(-c3cnccn3)nc2N[C@@H](C)C(F)(F)F)c(F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.