Using BrBr, Cc1ccc(O)c(-n2nc3ccc(C(C)(C)C)cc3n2)c1 to produce CC(C)(C)c1ccc2nn(-c3cc(CBr)ccc3O)nc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.