Task: Answer the following question about the molecule with SMILES Cn1ccnc1S.
Description: Determine if this drug is administered as a racemic mixture, a single stereoisomer, an achiral molecule, or has an unknown chirality.
Answer: An achiral molecule
Task: Answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
Cn1ccnc1S
Cn1ccnc1S
1-methylimidazole-2-thiol
Determine if this drug is administered as a racemic mixture, a single stereoisomer, an achiral molecule, or has an unknown chirality.