Using BrBr, COc1cccc(-c2nc3cc(C(C)=O)ccc3n2CC(C)C)c1 to produce COc1cccc(-c2nc3cc(C(=O)CBr)ccc3n2CC(C)C)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.