Using Cc1nccn1CC(=O)c1cccc(C#N)c1, NC(=S)Nc1cnccn1 to produce Cc1nccn1-c1sc(Nc2cnccn2)nc1-c1cccc(C#N)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.