Using COC(=O)CC(C)=O, CCOc1nc2cc3ccccc3cc2c(=O)o1 to produce CCOC(=O)Nc1cc2ccccc2cc1/C(O)=C(\C(C)=O)C(=O)OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.