Using Nc1sc(-c2ccccc2)cc1C(=O)c1ccccc1, CC(=O)CC(=O)C1CC1 to produce Cc1nc2sc(-c3ccccc3)cc2c(-c2ccccc2)c1C(=O)C1CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.