The SMILES O=[N+]([O-])OCC(CO[N+](=O)[O-])O[N+](=O)[O-] represents a molecule with an acute oral toxicity rat LD50 of 3.335.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule with an {acute_toxicity__names__noun} of {acute_toxicity#}.