Using O=C([O-])[O-], COC(=O)[C@@H]1[C@H](C(Br)C(=O)CBr)C1(C)C to produce COC(=O)[C@@H]1[C@H](/C=C\C(=O)O)C1(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.