Using Cn1c2cc(C(F)(F)F)ccc2c2c(Cl)ncc(C#N)c21, [NH4+] to produce Cn1c2cc(C(F)(F)F)ccc2c2c(N)ncc(C#N)c21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.