Using O=C(Nc1c(Cl)cncc1Cl)c1ccc(OC(F)F)c2oc3ccc([N+](=O)[O-])cc3c12 to produce Nc1ccc2oc3c(OC(F)F)ccc(C(=O)Nc4c(Cl)cncc4Cl)c3c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.