Task: Answer the following question about the molecule with SMILES Nc1nc(=O)[nH]cc1F.
Question: Determine if this drug is administered as a racemic mixture, a single stereoisomer, an achiral molecule, or has an unknown chirality.
Completion: An achiral molecule
Task: Answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
Nc1nc(=O)[nH]cc1F
Nc1nc(=O)[nH]cc1F
4-amino-5-fluoro-1H-pyrimidin-2-one
Determine if this drug is administered as a racemic mixture, a single stereoisomer, an achiral molecule, or has an unknown chirality.