Using BrBr, CCOC(=O)c1cc(C(=O)c2ccc(C)cc2)n(C)c1C to produce CCOC(=O)c1c(Br)c(C(=O)c2ccc(C)cc2)n(C)c1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.