Using CN1CCCC(CC(C#N)c2ccc(Cl)cc2Cl)C1, ClCn1cncn1 to produce CN1CCCC(CC(C#N)(Cn2cncn2)c2ccc(Cl)cc2Cl)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.