Using NC(=O)c1cccnc1C(F)(F)F, COc1cc(C(=O)COC(C)=O)cc([N+](=O)[O-])c1OC to produce COc1cc(-c2coc(-c3cccnc3C(F)(F)F)n2)cc([N+](=O)[O-])c1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.