Using BrBr, Cc1ccc(-c2ccc3c(=O)n(C)ccc3c2)cn1 to produce Cc1ccc(-c2ccc3c(=O)n(C)cc(Br)c3c2)cn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.