Using C1COCCN1, Nc1nc(-c2ccccc2C(F)(F)F)cc(Cl)c1[N+](=O)[O-] to produce Nc1nc(-c2ccccc2C(F)(F)F)cc(N2CCOCC2)c1[N+](=O)[O-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.