Using O=C([O-])[O-], Cc1c(/C=C/c2ccccc2)nc2n(c1=O)C1CC1(C(=O)O)C=C2 to produce COC(=O)C12C=Cc3nc(/C=C/c4ccccc4)c(C)c(=O)n3C1C2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.