The SMILES O=[N+]([O-])c1cc(Cl)c2nc(C(F)(F)F)[nH]c2c1 is from a molecule with an LD50 in rats (oral exposure) of 4.430.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule with an {acute_toxicity__names__noun} of {acute_toxicity#}.