Using COc1ccc([C@@H](C)N2C[C@H]([C@@H](C)O)CC2=O)cc1, CS(=O)(=O)c1nc(Cl)cc2ncn(C(F)F)c12 to produce COc1ccc([C@@H](C)N2C[C@H]([C@@H](C)Oc3nc(Cl)cc4ncn(C(F)F)c34)CC2=O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.