Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a 1.811% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) CN1CCN(S(=O)(=O)c2ccc3ccccc3c2)CC1
(b) O=[N+]([O-])c1cc([N+](=O)[O-])c(Nc2ccccn2)c([N+](=O)[O-])c1
Answer: a. CN1CCN(S(=O)(=O)c2ccc3ccccc3c2)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#}
CN1CCN(S(=O)(=O)c2ccc3ccccc3c2)CC1
CN1CCN(S(=O)(=O)c2ccc3ccccc3c2)CC1
1-methyl-4-naphthalen-2-ylsulfonylpiperazine