Using CN1CCN(c2ccc(Nc3ncc4ccc(Br)n4n3)cc2)CC1, Sc1ccccc1 to produce CN1CCN(c2ccc(Nc3ncc4ccc(Sc5ccccc5)n4n3)cc2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.