Using CN(C)C=O, COc1cc2c(Oc3ccc([N+](=O)[O-])cc3)ccnc2cc1OS(=O)(=O)C(F)(F)F to produce COc1cc2c(Oc3ccc([N+](=O)[O-])cc3)ccnc2cc1C#N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.