The molecule SMILES Cn1nnc2c(C(N)=O)ncn2c1=O is not active against the human immunodeficiency virus.
The {#molecule |!}{SMILES__description} {SMILES#} is {activity_HIV#not &NULL}{activity_HIV__names__adjective}.
3-methyl-4-oxoimidazo[5,1-d][1,2,3,5]tetrazine-8-carboxamide