Task: Answer the MCQ question.
Query: Which drug exhibits a 16.333% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) O=C(Nc1ccc(S(=O)(=O)Nc2ncccn2)cc1)c1ccccc1Cl
(b) O=S(=O)(Nc1ccc(Cl)cn1)c1ccc(Cl)cc1
Answer: b. O=S(=O)(Nc1ccc(Cl)cn1)c1ccc(Cl)cc1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=S(=O)(Nc1ccc(Cl)cn1)c1ccc(Cl)cc1
O=S(=O)(Nc1ccc(Cl)cn1)c1ccc(Cl)cc1
4-chloro-N-(5-chloropyridin-2-yl)benzenesulfonamide