The SMILES COC(COC(N)=O)C1=C(N2CC2)C(=O)C(C)=C(N2CC2)C1=O is from a molecule with an rat LD50 (oral exposure) of 4.071.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule with an {acute_toxicity__names__noun} of {acute_toxicity#}.