The SMILES O=[N+]([O-])c1ccc(Oc2ccc(C(F)(F)F)cc2[N+](=O)[O-])cc1 is from a molecule with an acute oral toxicity rat LD50 of 1.562.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule with an {acute_toxicity__names__noun} of {acute_toxicity#}.