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: C[S+](CC[C@H](N)C(=O)[O-])C[C@H]1O[C@@H](n2cnc3c(N)ncnc32)[C@H](O)[C@@H]1O
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}
C[S+](CC[C@H](N)C(=O)[O-])C[C@H]1O[C@@H](n2cnc3c(N)ncnc32)[C@H](O)[C@@H]1O
C[S+](CC[C@H](N)C(=O)[O-])C[C@H]1O[C@@H](n2cnc3c(N)ncnc32)[C@H](O)[C@@H]1O
(2S)-2-amino-4-[[(2S,3S,4R,5R)-5-(6-aminopurin-9-yl)-3,4-dihydroxyoxolan-2-yl]methyl-methylsulfonio]butanoate