Using CN(C(=O)OC(C)(C)C)C1CCN(S(=O)(=O)c2cccc3c(Cl)ncc(Cl)c23)C1, CC[O-] to produce CCOc1ncc(Cl)c2c(S(=O)(=O)N3CC[C@H](N(C)C(=O)OC(C)(C)C)C3)cccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.