Task: Please answer the following question about the molecule with SMILES O=c1[nH]cc(F)c(=O)[nH]1.
Request: What is the definition of this compound's USAN stem?
Completion: uracil type antineoplastics; uracil derivatives used as thyroid antagonists and as antineoplastics
Task: Please answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
O=c1[nH]cc(F)c(=O)[nH]1
O=c1[nH]cc(F)c(=O)[nH]1
5-fluoro-1H-pyrimidine-2,4-dione
What is the definition of this compound's USAN stem?
uracil type antineoplastics; uracil derivatives used as thyroid antagonists and as antineoplastics