Using BrBr, c1ccc(-c2ccc(-c3c4ccccc4cc4ccccc34)cc2)cc1 to produce Brc1c2ccccc2c(-c2ccc(-c3ccccc3)cc2)c2ccccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.