Using COC(=O)CC[C@@H](CCCCO)CCCc1cccnc1, CC(C)(C)ONS(=O)(=O)C1C=CC(Cl)=CC1=C=O to produce COC(=O)CC[C@@H](CCCCN(OC(C)(C)C)S(=O)(=O)C1C=CC(Cl)=CC1=C=O)CCCc1cccnc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.