Task: Please classify a molecule based on the description.
Description: A molecule that does block hERG (<10uM).
SMILES: O=C(Nc1cccc(Cl)c1)Nc1ncc(CCNc2ncnc3ccsc23)s1
Constraint: Even if you are not sure, you must pick either "True" or "False" without using any other words.
Result: False
Task: Please classify a molecule based on the description.
Description: A molecule that does {herg_blocker__names__verb}.
{#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}
1-(3-chlorophenyl)-3-[5-[2-(thieno[3,2-d]pyrimidin-4-ylamino)ethyl]-1,3-thiazol-2-yl]urea