Using COC(=O)CC(=O)OC, COc1cc(Br)c(CCI)cc1OC(C)C to produce COC(=O)C(CCc1cc(OC(C)C)c(OC)cc1Br)C(=O)OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.