Using O=C1CCC(=O)N1Br, COc1ccc(C(=O)c2ccc(C)cc2)cc1 to produce COc1ccc(C(=O)c2ccc(CBr)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.