Task: Please classify a molecule based on the description.
Description: A molecule that is a human ether-à-go-go related gene (hERG) blocker (<10uM).
SMILES: CN1CCN(c2ncnc3c2nc(-c2ccccc2Cl)n3-c2ccc(Cl)cc2)CC1
Constraint: Even if you are uncertain, you must pick either "True" or "False" without using any additional words.
Result: True
Task: Please classify a molecule based on the description.
Description: A molecule that is a {herg_blocker__names__noun}.
{#Molecule |!}{SMILES__description}: {SMILES#}
Constraint: Even if you are {#uncertain|not sure!}, you must pick either "True" or "False" without using any {#other|additional!} words.
Result: {herg_blocker#False&True}
8-(2-chlorophenyl)-9-(4-chlorophenyl)-6-(4-methylpiperazin-1-yl)purine