Using N#Cc1cnc(Cl)s1, CC(=O)N1CCN(Cc2ccnc(N)c2C)CC1 to produce CC(=O)N1CCN(Cc2ccnc(Nc3ncc(C#N)s3)c2C)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.