Using O=C(c1ccccc1F)N1CCC(Oc2ncc([N+](=O)[O-])c3ccccc23)CC1 to produce Nc1cnc(OC2CCN(C(=O)c3ccccc3F)CC2)c2ccccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.