Task: Please classify a molecule based on the description.
Description: A molecule that is permeable through the membrane separating circulating blood and extracellular brain fluid.
SMILES: O=C(CCCN1CCN2CCCC2C1)c1ccc(F)cc1
Constraint: Even if you are not sure, you must pick either "True" or "False" without using any extra words.
Result: True
Task: Please classify a molecule based on the description.
Description: A molecule that is {p_np__names__adjective}.
{#Molecule |!}{SMILES__description}: {SMILES#}
Constraint: Even if you are {#uncertain|not sure!}, you must pick either "True" or "False" without using any {#other|extra!} words.
Result: {p_np#False&True}
O=C(CCCN1CCN2CCCC2C1)c1ccc(F)cc1
O=C(CCCN1CCN2CCCC2C1)c1ccc(F)cc1
4-(3,4,6,7,8,8a-hexahydro-1H-pyrrolo[1,2-a]pyrazin-2-yl)-1-(4-fluorophenyl)butan-1-one