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: Nc1nccc(-c2ccc3noc(-c4ccc(Cl)cc4)c3c2)n1
Constraint: Answer the question in a complete sentence.
Result:This molecule is not a human ether-à-go-go related gene (hERG) blocker (<10uM).
Task: Please classify a molecule based on the description.
Description: A molecule that is a {herg_blocker__names__noun}.
{#Molecule |!}{SMILES__description}: {SMILES#}
Constraint: Answer the question in a {#full|complete!} sentence.
Result:This molecule is {herg_blocker#not &NULL}a {herg_blocker__names__noun}.
4-[3-(4-chlorophenyl)-2,1-benzoxazol-5-yl]pyrimidin-2-amine