Task: Answer the multiple-choice question.
Question: Which drug exhibits a 11.847% 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] Br.N=c1n(CC(=O)c2ccc(Br)s2)c2ccccc2n1Cc1ccccc1
[b] CC(O)Cn1nc([N+](=O)[O-])nc1N
Answer: b. CC(O)Cn1nc([N+](=O)[O-])nc1N
{#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)Cn1nc([N+](=O)[O-])nc1N
CC(O)Cn1nc([N+](=O)[O-])nc1N
1-(5-amino-3-nitro-1,2,4-triazol-1-yl)propan-2-ol