The molecule with the SMILES representation of O=c1[nH]cc(F)c(=O)[nH]1 exhibits no toxicity.
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} {#shows|exhibits|displays!} {clinical_toxicity#no &NULL}{clinical_toxicity__names__noun}.
5-fluoro-1H-pyrimidine-2,4-dione