Task: Please classify a molecule based on the description.
Description: A molecule that is a human ether-à-go-go related gene (hERG) blocking compound (<10uM).
Molecule SMILES: CCN(CC)CCSc1nc(-c2cc(OC)c(C#N)cc2Cl)c2c(C#N)c[nH]c2n1
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}
4-(2-chloro-4-cyano-5-methoxyphenyl)-2-[2-(diethylamino)ethylsulfanyl]-7H-pyrrolo[2,3-d]pyrimidine-5-carbonitrile