Using CSc1nc(Nc2nc(C)n(C)n2)c2ncc(C#N)n2n1, COc1ccc(CCl)cc1 to produce COc1ccc(CN(c2nc(C)n(C)n2)c2nc(SC)nn3c(C#N)cnc23)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.