Using NC(=O)c1sc(-c2ccncc2)cc1NCc1ccccc1, CC(C)=O to produce CC1(C)NC(=O)c2sc(-c3ccncc3)cc2N1Cc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.