Using CS(=O)(=O)N1CCc2cc3c(cc21)C(C#N)(C1(O)CCCCC1)C3 to produce CS(=O)(=O)N1CCc2cc3c(cc21)C(CN)(C1(O)CCCCC1)C3, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.