Using COC(=O)c1cc(Cl)ccc1-c1c(C)noc1[C@H](C)N[S@@](=O)C(C)(C)C to produce Cc1noc2c1-c1ccc(Cl)cc1C(=O)N[C@H]2C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.