Task: Answer the multiple-choice question.
Query: Which drug exhibits a 13.584\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. Cc1noc(C)c1S(=O)(=O)N1CCCC(C(=O)Nc2cccnc2)C1
b. Cc1c(Br)c([N+](=O)[O-])nn1CC(=O)Nc1ccc(CC#N)cc1
Answer: b. Cc1c(Br)c([N+](=O)[O-])nn1CC(=O)Nc1ccc(CC#N)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#}
Cc1c(Br)c([N+](=O)[O-])nn1CC(=O)Nc1ccc(CC#N)cc1
Cc1c(Br)c([N+](=O)[O-])nn1CC(=O)Nc1ccc(CC#N)cc1
2-(4-bromo-5-methyl-3-nitropyrazol-1-yl)-N-[4-(cyanomethyl)phenyl]acetamide