Using Cc1cc(-c2nc(COc3ccc(CCCn4ccnc4)cc3)co2)sc1Br to produce Cc1csc(-c2nc(COc3ccc(CCCn4ccnc4)cc3)co2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.