Based on the SMILES Cn1nnc2c(C(N)=O)ncn2c1=O, the molecule has toxic features.
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule has {clinical_toxicity#no &NULL}{clinical_toxicity__names__adjective} {#properties|characteristics|features|traits!}.
3-methyl-4-oxoimidazo[5,1-d][1,2,3,5]tetrazine-8-carboxamide