Using CCOC(CSc1ccc(OCC(=O)OC)c(C)c1)=C(c1ccc(Br)cc1)c1ccc(Br)cc1 to produce CCOC(CSc1ccc(OCC(=O)O)c(C)c1)=C(c1ccc(Br)cc1)c1ccc(Br)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.