Using COCC(Oc1ccc(Nc2ccc(C(F)(F)F)cc2[N+](=O)[O-])cc1)C(=O)OC to produce COCC(Oc1ccc(Nc2ccc(C(F)(F)F)cc2N)cc1)C(=O)OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.