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: Fc1ccc(C2(c3ccc(F)cc3)CNC(c3cnccn3)=N2)cc1
Constraint: Answer the question in a complete sentence.
Result: This molecule is 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#no &NULL}{herg_blocker__names__noun}.
2-[4,4-bis(4-fluorophenyl)-1,5-dihydroimidazol-2-yl]pyrazine