Problem statement: Answer the MCQ question.
Question: Which compound has a -5.147\% 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] CN(Cc1ccccc1)C(=O)C1CCN(S(=O)(=O)c2cc([N+](=O)[O-])ccc2Cl)CC1
[b] Cc1ccc(NC(=O)c2cc(-c3cc(C)c(C)cc3O)n[nH]2)cc1C
Answer: a. CN(Cc1ccccc1)C(=O)C1CCN(S(=O)(=O)c2cc([N+](=O)[O-])ccc2Cl)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#}
CN(Cc1ccccc1)C(=O)C1CCN(S(=O)(=O)c2cc([N+](=O)[O-])ccc2Cl)CC1
CN(Cc1ccccc1)C(=O)C1CCN(S(=O)(=O)c2cc([N+](=O)[O-])ccc2Cl)CC1
N-benzyl-1-(2-chloro-5-nitrophenyl)sulfonyl-N-methylpiperidine-4-carboxamide