Using CCOC(=O)Oc1ccc(/C=C/C(=O)O)cc1, CCCCCOc1ccc(O)cc1 to produce CCCCCOc1ccc(OC(=O)/C=C/c2ccc(OC(=O)OCC)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.