Task: Answer the MCQ question.
Question: Which compound has a 7.476\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: O=C1C=C(NNC(=O)c2ccncc2)CC(c2ccccc2)C1
b: O=S(=O)(NCc1ccco1)c1ccc2ccccc2c1
Answer: a. O=C1C=C(NNC(=O)c2ccncc2)CC(c2ccccc2)C1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C1C=C(NNC(=O)c2ccncc2)CC(c2ccccc2)C1
O=C1C=C(NNC(=O)c2ccncc2)CC(c2ccccc2)C1
N'-(3-oxo-5-phenylcyclohexen-1-yl)pyridine-4-carbohydrazide