Using COc1cccc(-c2cc(OC)nc3ccc(C(O)(c4ccc(Cl)s4)c4cncn4C)cc23)c1 to produce COc1cccc(C2CC(=O)Nc3ccc(C(O)(c4ccc(Cl)s4)c4cncn4C)cc32)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.