Using O=C1CCC(=O)N1Br, CCOC(=O)/C=C(\C)Oc1ccc(Cl)cc1Cl to produce CCOC(=O)/C=C(\CBr)Oc1ccc(Cl)cc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.