Task: Please classify a molecule based on the description.
Description: A molecule that does block hERG (<10uM).
SMILES: O=C1OC2(c3cc(Br)c(O)c(Br)c3Oc3c2cc(Br)c(O)c3Br)c2c(Cl)c(Cl)c(Cl)c(Cl)c21
Constraint: Even if you are uncertain, 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}
2',4',5',7'-tetrabromo-4,5,6,7-tetrachloro-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one