Task: Please answer the following question about the molecule with SMILES Fc1ccc2nc(CCC#Cc3ccccn3)cn2c1.
Question: 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: Please answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
Fc1ccc2nc(CCC#Cc3ccccn3)cn2c1
Fc1ccc2nc(CCC#Cc3ccccn3)cn2c1
6-fluoro-2-(4-pyridin-2-ylbut-3-ynyl)imidazo[1,2-a]pyridine
Determine if this drug is administered as a racemic mixture, a single stereoisomer, an achiral molecule, or has an unknown chirality.