Task: Answer the multiple choice question.
Question: Which compound exhibits a 12.868\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a CCOc1ccc(Br)cc1S(=O)(=O)N1CCCC1
b O=[N+]([O-])c1cc(/C=N/O)ccc1N1CCCC1
Answer: b. O=[N+]([O-])c1cc(/C=N/O)ccc1N1CCCC1
{#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#}
O=[N+]([O-])c1cc(/C=N/O)ccc1N1CCCC1
O=[N+]([O-])c1cc(/C=N/O)ccc1N1CCCC1
(NE)-N-[(3-nitro-4-pyrrolidin-1-ylphenyl)methylidene]hydroxylamine