Task: Please classify a molecule based on the description.
Description: A molecule that is a hERG blocker (<10uM).
SMILES: CN1CCN(c2ncnc3c2nc(-c2ccc(Cl)cc2Cl)n3-c2ccc(Cl)cc2)CC1
Constraint: Even if you are not sure, you must pick either "True" or "False" without using any other 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}
9-(4-chlorophenyl)-8-(2,4-dichlorophenyl)-6-(4-methylpiperazin-1-yl)purine