Using C=C(C(=O)OC)C(O)CCCCc1ccccc1, Cc1cc(O)c(C(C)(C)C)cc1Sc1cc(C(C)(C)C)c(O)cc1C to produce COC(=O)C1(C(O)CCCCc2ccccc2)CO1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.