Using CCOC(=O)c1cc(Br)cc2c(=O)cc(-c3cccc(OC(C)C)c3)oc12 to produce CCOC(=O)c1cc(Br)cc2c(=O)cc(-c3cccc(O)c3)oc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.