Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 5.989\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CCOc1cc(N2CCCC2)ccc1[N+](=O)[O-]
(b) CCOC(=O)C(NC(=O)CC)(Nc1cc(C)on1)C(F)(F)F
Answer: a. CCOc1cc(N2CCCC2)ccc1[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_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#}
CCOc1cc(N2CCCC2)ccc1[N+](=O)[O-]
CCOc1cc(N2CCCC2)ccc1[N+](=O)[O-]
1-(3-ethoxy-4-nitrophenyl)pyrrolidine