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: CNCC[C@@H](O)[C@@H]1C[C@H](SC2=C(C(=O)O)N3C(=O)[C@H]([C@@H](C)O)[C@H]3[C@H]2C)CN1
Constraint: Even if you are not sure, you must pick either "True" or "False" without using any extra words.
Result: False
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}
CNCC[C@@H](O)[C@@H]1C[C@H](SC2=C(C(=O)O)N3C(=O)[C@H]([C@@H](C)O)[C@H]3[C@H]2C)CN1
CNCC[C@@H](O)[C@@H]1C[C@H](SC2=C(C(=O)O)N3C(=O)[C@H]([C@@H](C)O)[C@H]3[C@H]2C)CN1
(4R,5S,6S)-6-[(1R)-1-hydroxyethyl]-3-[(3S,5S)-5-[(1R)-1-hydroxy-3-(methylamino)propyl]pyrrolidin-3-yl]sulfanyl-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid