Using COc1cc(O)c(C(C)=O)c(OC)c1, CC(=O)Nc1ccc(C=O)cc1 to produce COc1cc(O)c(C(=O)C=Cc2ccc(N)cc2)c(OC)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.