Using C=CCOC(=O)c1ccccc1-c1c2ccc(=O)cc-2oc2cc(OCC=C)ccc12 to produce C=CCOc1ccc2c(c1)Oc1cc(O)ccc1C21OC(=O)c2ccccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.