Using O=C1CCc2cc(Cl)c(C(F)(F)F)cc21, [N-]=[N+]=[N-] to produce O=C1NCCc2cc(Cl)c(C(F)(F)F)cc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.