Using COC(CN)c1cccc(Cl)c1, CC(=O)Cc1ccc(SC(C)C)cc1 to produce COC(CNC(C)Cc1ccc(SC(C)C)cc1)c1cccc(Cl)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.