Using COC(=O)c1ccc2c(C3CCCCC3)c[nH]c2c1Cl, [Br-] to produce COC(=O)c1ccc2c(C3CCCCC3)c(Br)[nH]c2c1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.