Using COC(=O)CC(c1ccc(OC(F)F)c(OCC2CC2)c1)N1Cc2cccc([N+](=O)[O-])c2C1=O to produce O=C(O)CC(c1ccc(OC(F)F)c(OCC2CC2)c1)N1Cc2cccc([N+](=O)[O-])c2C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.