The molecule with the SMILES Cn1c(=O)c2[nH]cnc2n(C)c1=O shows no clinical toxicity.
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} {#shows|exhibits|displays!} {clinical_toxicity#no &NULL}{clinical_toxicity__names__noun}.
1,3-dimethyl-7H-purine-2,6-dione