Using CN1CCNCC1, N#Cc1ccc2c(c1)CC(=O)c1ccccc1S2 to produce CN1CCN(C2=Cc3cc(C#N)ccc3Sc3ccccc32)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.