Using COC(=O)C(C)(C)CCCBr, CC(C)(C)c1cc(O)ccc1O to produce COC(=O)C(C)(C)CCCOc1ccc(OCCCC(C)(C)C(=O)OC)c(C(C)(C)C)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.