Task: Answer the multiple-choice question.
Question: Which compound has a 9.263\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] CNc1nccc(-c2ccc(Cl)cc2)c1C#N
[b] N#Cc1sc2nccc(Nc3ccccc3)c2c1N
Answer: b. N#Cc1sc2nccc(Nc3ccccc3)c2c1N
{#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#}
N#Cc1sc2nccc(Nc3ccccc3)c2c1N
N#Cc1sc2nccc(Nc3ccccc3)c2c1N
3-amino-4-anilinothieno[2,3-b]pyridine-2-carbonitrile