Using CCOC(=O)c1cc(-c2cccs2)nn1Cc1cc(-c2ccc(Cl)s2)on1 to produce O=C(O)c1cc(-c2cccs2)nn1Cc1cc(-c2ccc(Cl)s2)on1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.