Using CC1(C)OCC(CNS(C)(=O)=O)O1, COC(=O)c1cc(Cl)nc(Cl)n1 to produce COC(=O)c1cc(N(CC2COC(C)(C)O2)S(C)(=O)=O)nc(Cl)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.