Using N#Cc1ccc(Cc2cncn2Cc2ccc(Br)nc2)cc1, Cc1cccc(S)c1 to produce Cc1cccc(Sc2ccc(Cn3cncc3Cc3ccc(C#N)cc3)cn2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.