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.
Molecule SMILES: CC1(C)O[C@@H]2C[C@H]3C4CCC5CC(=O)CCC5(C)[C@@]4(F)[C@@H](O)CC3(C)[C@]2(C(=O)CO)O1
Constraint: Even if you are uncertain, 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}
(2S,4R,8S,11S,12R)-12-fluoro-11-hydroxy-8-(2-hydroxyacetyl)-6,6,9,13-tetramethyl-5,7-dioxapentacyclo[10.8.0.02,9.04,8.013,18]icosan-16-one