Using CCOC(=O)COc1cc(C(=O)c2cccc(C(=O)OC)c2)ccc1OCCCC/C=C/c1ccc(OC)cc1 to produce COc1ccc(/C=C/CCCCOc2ccc(C(=O)c3cccc(C(=O)O)c3)cc2OCC(=O)O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.