Using O=C1CCC(=O)N1Br, COc1c(C)cccc1C(=O)c1ccc(Cl)cc1 to produce COc1c(CBr)cccc1C(=O)c1ccc(Cl)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.