Using O=C(O)C1=CC(CF)(CF)Oc2ccc([N+](=O)[O-])cc21, O=C(n1ccnc1)n1ccnc1 to produce CNC(=O)C1=CC(CF)(CF)Oc2ccc([N+](=O)[O-])cc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.