Using BrBr, CC(=O)Oc1ccc(-c2c3ccccc3cc3sc(C)c(C)c23)cc1 to produce CC(=O)Oc1ccc(-c2c3ccccc3c(Br)c3sc(C)c(C)c23)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.