Using Nc1sc2ccccc2c1C(=O)c1ccccc1, CC(=O)CC(C)=O to produce CC(=O)c1c(C)nc2sc3ccccc3c2c1-c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.