Using CCOC(=O)CC(=O)c1ccc2ccccc2c1, Oc1cccc(O)c1 to produce O=c1cc(-c2ccc3ccccc3c2)c2ccc(O)cc2o1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.