Using COC(=O)[C@@H]1OC(c2ccc3c(Br)c(OC)ccc3c2)(C(C)Br)O[C@H]1C(=O)OC to produce COc1ccc2cc(C3([C@H](C)Br)O[C@@H](C(=O)O)[C@H](C(=O)O)O3)ccc2c1Br, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.