Using Cc1ccc(C=O)cc1, CC(=O)c1c(O)cccc1OCc1ccccc1 to produce Cc1ccc(C=CC(=O)c2c(O)cccc2OCc2ccccc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.