Problem statement: Answer the multiple choice question.
Question: Which compound exhibits a 6.486\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a O=C(COC(=O)C1CCCCC1)Nc1cc([N+](=O)[O-])ccc1F
b c1ccc(-c2nnsc2Sc2ccccn2)cc1
Answer: b. c1ccc(-c2nnsc2Sc2ccccn2)cc1
{#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#}
4-phenyl-5-pyridin-2-ylsulfanylthiadiazole