Problem statement: Answer the MCQ question.
Query: Which compound has a 2.846\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
[a] CCCC(=O)Nc1nc(C)c(C(C)=O)s1
[b] O=C(/C=C/c1cccc([N+](=O)[O-])c1)NCc1cccnc1
[c] Cc1cc(C)n(-c2nnc(C)c(=O)[nH]2)n1
Answer: b. O=C(/C=C/c1cccc([N+](=O)[O-])c1)NCc1cccnc1
{#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=C(/C=C/c1cccc([N+](=O)[O-])c1)NCc1cccnc1
O=C(/C=C/c1cccc([N+](=O)[O-])c1)NCc1cccnc1
(E)-3-(3-nitrophenyl)-N-(pyridin-3-ylmethyl)prop-2-enamide