Using COc1c(-c2ccccc2)cc(C(=O)O)cc1-c1ccccc1, CCc1cc2ccccc2o1 to produce CCc1oc2ccccc2c1C(=O)c1cc(-c2ccccc2)c(OC)c(-c2ccccc2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.