Using COc1ccc2ncc(=O)n(CCN3CCC(N)CC3)c2c1, O=Cc1cc(-c2cccs2)on1 to produce COc1ccc2ncc(=O)n(CCN3CCC(NCc4cc(-c5cccs5)on4)CC3)c2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.