Using CC(C)CCBr, COC(=O)CCCc1ccc(O)c(-c2cc(CCCC(=O)OC)ccc2O)c1 to produce COC(=O)CCCc1ccc(O)c(-c2cc(CCCC(=O)OC)ccc2OCCC(C)C)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.