Q: Determine if this drug is administered as a racemic mixture, a single stereoisomer, an achiral molecule, or has an unknown chirality.
Constraint: The Chemical can be represented with the SMILES Nc1nc(=O)[nH]cc1F.
Answer: An achiral molecule
{#Question|Q!}: {quest#}
{#Constraint:|Description:|!} The {#Molecule|Compound|Chemical!} {#has the|can be represented with the!} {SMILES__description} {SMILES#}.
{#Answer|Result|Answer!}: {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.