Task: Answer the MCQ question.
Question: Which compound exhibits a 0.804\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
(a) Cc1ccccc1NS(=O)(=O)c1cccc(C(=O)Nc2cccc(C(=O)O)c2)c1
(b) CCc1noc(C)c1C(=O)NNC(=O)c1cc(OC)cc(OC)c1
(c) O=C(O)C1CCN(S(=O)(=O)c2cccc3nonc23)CC1
(d) O=C(Cc1ccc([N+](=O)[O-])cc1)Nc1cccnc1
(e) COC(=O)COc1cccc(-n2cnnn2)c1
Answer: d. O=C(Cc1ccc([N+](=O)[O-])cc1)Nc1cccnc1
{#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(Cc1ccc([N+](=O)[O-])cc1)Nc1cccnc1
O=C(Cc1ccc([N+](=O)[O-])cc1)Nc1cccnc1
oxido-oxo-[4-[2-oxo-2-(pyridin-3-ylamino)ethyl]phenyl]azanium