Using CCOC(=O)C1C(=O)CCCC1c1ccccc1, Oc1cc(O)cc(O)c1 to produce O=c1oc2cc(O)cc(O)c2c2c1C(c1ccccc1)CCC2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.