The SMILES Cn1c([N+](=O)[O-])cnc1C=Cc1ccnc(N)n1 represents a molecule with an rat LD50 (oral exposure) of 1.511.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule with an {acute_toxicity__names__noun} of {acute_toxicity#}.