Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a 4.186% 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 CNC(=O)c1ccc(Nc2nnc(-c3ccc(O)cc3)c3ccccc23)cc1
b CC(=O)NNS(=O)(=O)c1ccccc1[N+](=O)[O-]
Answer: b. CC(=O)NNS(=O)(=O)c1ccccc1[N+](=O)[O-]
{#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#}
CC(=O)NNS(=O)(=O)c1ccccc1[N+](=O)[O-]
CC(=O)NNS(=O)(=O)c1ccccc1[N+](=O)[O-]
N'-(2-nitrophenyl)sulfonylacetohydrazide