Using NCc1ccc2c(c1)Cc1c-2[nH]c(=O)c2nccn12, CC(=O)OC(C)=O to produce CC(=O)NCc1ccc2c(c1)Cc1c-2[nH]c(=O)c2nccn12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.