Using CC[C@@H](N)[C@H]1CC[C@@H](C)O1, CCOc1c(Nc2ccc(Cl)c(S(=O)(=O)N(C)C)c2O)c(=O)c1=O to produce CC[C@@H](Nc1c(Nc2ccc(Cl)c(S(=O)(=O)N(C)C)c2O)c(=O)c1=O)[C@H]1CC[C@@H](C)O1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.