Using CC1(C)CCc2cn(CCl)nc21, N#CC(C#N)CCC(F)(F)F to produce CC1(C)CCc2cn(CC(C#N)(C#N)CCC(F)(F)F)nc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.